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": ""}
STARKVILLE N? :   campsis radicans G^   1892-05 <t      (L.) Seem. ex Bureau   RADICANS   (     oktibbeha +3   mississippi d:Nw   *u)D S. M. TRACY   >~u 171 QLAMIALES ].     1540556    Jl United S7ates    .3e Bigoniaceae  Campsis +Ul-4  
{"catalogNumber": "1540556", "order": "Lamiales", "family": "Bignoniaceae", "scientificName": "Campsis radicans", "scientificNameAuthorship": "(L.) Seem. ex Bureau", "genus": "Campsis", "subgenus": "", "specificEpithet": "radicans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "S. M. Tracy", "recordNumber": "171", "verbatimEventDate": "1892-05", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Mississippi", "county": "Oktibbeha", "municipality": "", "locality": "Starkville", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}