{"HAPI": "3.0", "status": {"code": 1200, "message": "OK"}, "x_dataset": "SW_OPER_EEFCTMS_2F", "x_datasetType": "SW_EEFxTMS_2F", "startDate": "2013-11-25T11:31:50.682555Z", "stopDate": "2026-04-10T22:55:42.825711Z", "cadence": "PT1H33M36S", "x_maxTimeSelection": "P28080D", "modificationDate": "2026-04-14T14:41:06.094Z", "description": "Swarm C dayside equatorial electric field", "x_dataTerms": "This dataset is provided by the European Space Agency and it is subject to terms condition described in https://vires.services/data_terms.", "resourceURL": "https://swarmhandbook.earth.esa.int/catalogue/SW_EEFxTMS_2F", "parameters": [{"name": "Timestamp", "description": "Time of satellite crossing of the magnetic equator, UTC", "units": "UTC", "type": "isotime", "length": 24, "x_standard": "UTC", "x_epoch": "1970-01-01T00:00:00Z", "x_unit": "ms", "x_type": "int64", "fill": null}, {"name": "Longitude", "description": "Geographic longitude of satellite crossing of the magnetic equator", "units": "deg", "type": "double", "x_type": "float64", "fill": null}, {"name": "Latitude", "description": "Geographic latitude of satellite crossing of the magnetic equator", "units": "deg", "type": "double", "x_type": "float64", "fill": null}, {"name": "EEF", "description": "Estimate of the equatorial electric field", "units": "mV/m", "type": "double", "x_type": "float64", "fill": null}, {"name": "EEJ_meast", "size": [81], "description": "Height-integrated magnetic eastward current profile, spanning [-20:0.5:20] degrees of QD-latitude", "units": "A/km", "type": "double", "x_type": "float64", "fill": null}, {"name": "EEJ_mnorth", "size": [81], "description": "Height-integrated magnetic northward current profile, spanning [-20:0.5:20] degrees of QD-latitude", "units": "A/km", "type": "double", "x_type": "float64", "fill": null}, {"name": "RelErr", "description": "Quality indicator of EEF estimate; relative error between modeled and observed current profile", "units": null, "type": "double", "x_type": "float64", "fill": null}, {"name": "Flags", "description": "Flags describing data gaps and satellite identification", "units": null, "type": "integer", "x_type": "uint16", "fill": null}]}