Refactor the unstructured text into a valid JSON dictionary. The key names follow the Darwin Core Archive Standard. If a key lacks content, then insert an empty string. Fill in the following JSON structure as required: {"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}
poaceae =A!    swampy field.     n GIGANTEA   Z 1304875  43.597679 t7bGd    R.R. DREISBACH 8   Wh7A UNITED STATES        [+ poa palustris]  Yce  Agrostis g  1934-06-27 1+ [   m MIC:HIGAN  J7 ROTH   i -84.278366 
{"catalogNumber": "1304875", "order": "", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "Roth", "genus": "Agrostis", "subgenus": "", "specificEpithet": "gigantea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R.R. Dreisbach", "recordNumber": "", "verbatimEventDate": "1934-06-27", "habitat": "swampy field.", "occurrenceRemarks": "[+ Poa palustris]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "43.597679", "decimalLongitude": "-84.278366", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}