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": ""}
  A:M firmum 1477902 #%;jv   r COMMON     10915   + IN WET MEADOW (NEES) G. L. NESOM J-   [D Asterales    bm Symphyotrichum    E%Y -83.806323   ASTERACEAE n>bZ8        WILLIAM S. BENNINGHOFF lUMZrS   >[ symphyotrichum firmum 
{"catalogNumber": "1477902", "order": "Asterales", "family": "Asteraceae", "scientificName": "Symphyotrichum firmum", "scientificNameAuthorship": "(Nees) G. L. Nesom", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "firmum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "William S. Benninghoff", "recordNumber": "10915", "verbatimEventDate": "", "habitat": "In wet meadow", "occurrenceRemarks": "Common", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-83.806323", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}