electrode_idx: - 23 - 24 - 25 - 26 electrode_group_id: 6 stop_time: value: 564.813 unit: "s" electrode_identities: - 24 - 25 - 26 - 27 start_time: value: 0.0 unit: "s" sample_rate: value: 30000.0 unit: "Hz"