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": ""}
   UNITED STATES _~ 1           xB VICIA TETRASPEMA  ?X(D COMMON. FLS PALE VIOLET WITH DARKER VEINS.      Bradford S. Slaughter B,NVF  In wildlife opening on sandy soils adjacen to swamp. Associates: Centaurea stoebe, Cerastium tontanum, Dichanthelium depauperatum, Hieracium sp., Rumex acetosella. ;2X    $  155243   anton a.6 renicek W^/  
{"catalogNumber": "1552413", "order": "", "family": "", "scientificName": "Vicia tetrasperma", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Bradford S. Slaughter", "recordNumber": "", "verbatimEventDate": "", "habitat": "In wildlife opening on sandy soils adjacent to swamp. Associates: Centaurea stoebe, Cerastium fontanum, Dichanthelium depauperatum, Hieracium sp., Rumex acetosella.", "occurrenceRemarks": "Common. Fls pale violet with darker veins.", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}