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": ""}
1539274 37  RUDB ECKIA FULGIDA K      united states (%  B8.E. Livingston 78 oU   |qZ+ grpm 50803  y`!U s.n.   NEW JERSEY =   AITON -ie    @0DCU essex    j+|0 asteraceae SHORTHILLS, U.SK. NURSERIES j[ p   e fulgida     E9  rudbeckia  
{"catalogNumber": "1539274", "order": "", "family": "Asteraceae", "scientificName": "Rudbeckia fulgida", "scientificNameAuthorship": "Aiton", "genus": "Rudbeckia", "subgenus": "", "specificEpithet": "fulgida", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "B.E. Livingston", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "GRPM 50803", "associatedTaxa": "", "country": "United States", "stateProvince": "New Jersey", "county": "Essex", "municipality": "", "locality": "Short Hills, U.S. Nurseries", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}