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": ""}
         @XA vernonia gigantea lasalle s=%[+     ASTERALES asteraceae S|=   [M. oliver a. farwell  b n+[ VERNONIA  ThJGb MONROE UNITED STATES e<d   FPi[> 1924-07-17        1258243 dMoz-   65W2 -83.45216  qO TREL. EX BRANNER & COVILLE
{"catalogNumber": "1258243", "order": "Asterales", "family": "Asteraceae", "scientificName": "Vernonia gigantea", "scientificNameAuthorship": "Trel. ex Branner & Coville", "genus": "Vernonia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Oliver A. Farwell", "recordNumber": "", "verbatimEventDate": "1924-07-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Monroe", "municipality": "", "locality": "LaSalle", "decimalLatitude": "", "decimalLongitude": "-83.45216", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}