[
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-00/eeg/sub-00_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "00",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-00/eeg/sub-00_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "00",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-01/eeg/sub-01_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "01",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-01/eeg/sub-01_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "01",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-02/eeg/sub-02_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "02",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-02/eeg/sub-02_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "02",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-03/eeg/sub-03_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "03",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-03/eeg/sub-03_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "03",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-04/eeg/sub-04_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "04",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-04/eeg/sub-04_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "04",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 84999,
      "recording_duration": 169.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-05/eeg/sub-05_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "05",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-05/eeg/sub-05_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "05",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-06/eeg/sub-06_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "06",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-06/eeg/sub-06_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "06",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-07/eeg/sub-07_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "07",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-07/eeg/sub-07_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "07",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-08/eeg/sub-08_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "08",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-08/eeg/sub-08_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "08",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-09/eeg/sub-09_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "09",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-09/eeg/sub-09_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "09",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-10/eeg/sub-10_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "10",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-10/eeg/sub-10_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "10",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 93999,
      "recording_duration": 187.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-11/eeg/sub-11_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "11",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-11/eeg/sub-11_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "11",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-12/eeg/sub-12_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "12",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-12/eeg/sub-12_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "12",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-13/eeg/sub-13_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "13",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-13/eeg/sub-13_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "13",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-14/eeg/sub-14_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "14",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-14/eeg/sub-14_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "14",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-15/eeg/sub-15_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "15",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-15/eeg/sub-15_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "15",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-16/eeg/sub-16_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "16",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-16/eeg/sub-16_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "16",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-17/eeg/sub-17_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "17",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-17/eeg/sub-17_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "17",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-18/eeg/sub-18_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "18",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-18/eeg/sub-18_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "18",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-19/eeg/sub-19_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "19",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-19/eeg/sub-19_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "19",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-20/eeg/sub-20_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "20",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-20/eeg/sub-20_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "20",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-21/eeg/sub-21_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "21",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-21/eeg/sub-21_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "21",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-22/eeg/sub-22_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "22",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-22/eeg/sub-22_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "22",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-23/eeg/sub-23_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "23",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-23/eeg/sub-23_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "23",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-24/eeg/sub-24_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "24",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-24/eeg/sub-24_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "24",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-25/eeg/sub-25_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "25",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-25/eeg/sub-25_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "25",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-26/eeg/sub-26_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "26",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-26/eeg/sub-26_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "26",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-27/eeg/sub-27_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "27",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-27/eeg/sub-27_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "27",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-28/eeg/sub-28_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "28",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-28/eeg/sub-28_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "28",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-29/eeg/sub-29_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "29",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-29/eeg/sub-29_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "29",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-30/eeg/sub-30_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "30",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-30/eeg/sub-30_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "30",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-31/eeg/sub-31_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "31",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-31/eeg/sub-31_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "31",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 39999,
      "recording_duration": 79.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-32/eeg/sub-32_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "32",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-32/eeg/sub-32_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "32",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-33/eeg/sub-33_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "33",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-33/eeg/sub-33_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "33",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-34/eeg/sub-34_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "34",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-34/eeg/sub-34_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "34",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-35/eeg/sub-35_task-mentalArithmetic_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "35",
      "task": "mentalArithmetic"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 30999,
      "recording_duration": 61.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  },
  {
    "schema_version": "0.3.0",
    "doc_type": "record",
    "dataset": "nm000109",
    "bids_relpath": "sub-35/eeg/sub-35_task-rest_eeg.edf",
    "modality": "EEG",
    "datatype": "eeg",
    "suffix": "eeg",
    "file_extension": ".edf",
    "entities": {
      "subject": "35",
      "task": "rest"
    },
    "signal_summary": {
      "nchans": 21,
      "ntimes": 90999,
      "recording_duration": 181.998,
      "channel_type_counts": {
        "EEG": 20,
        "ECG": 1
      }
    },
    "provenance": {
      "digested_at": "2026-06-07T18:42:30.257Z"
    },
    "signal_properties": {
      "sampling_frequency": 500.0
    }
  }
]