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": ""}
  +c 1540616  <+ 1940-08-10   i> United States  tJ (Warder) Warder ex Engelm.       MV  cata|pa speciosa  Shal bank of Beech Fork Creek, 2 and 1/2 miles NW. of Stanton 0Wj  speciosa 58 u     zvWV POWELL   nnRs 527 LAMIALES eq   Kentucky *`18    BIGNONIACEAE  06<  MARY E. WHARTON Ur     ou Catalpa
{"catalogNumber": "1540616", "order": "Lamiales", "family": "Bignoniaceae", "scientificName": "Catalpa speciosa", "scientificNameAuthorship": "(Warder) Warder ex Engelm.", "genus": "Catalpa", "subgenus": "", "specificEpithet": "speciosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Mary E. Wharton", "recordNumber": "5727", "verbatimEventDate": "1940-08-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Kentucky", "county": "Powell", "municipality": "", "locality": "Shale bank of Beech Fork Creek, 2 and 1/2 miles NW. of Stanton", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}