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": ""}
   j @<9 1854%-06-17    DZ 1515420   Monmouth ~    G#|FX freehold (township) Tephrosia RH     5 (L.) PERS.  FABALES ;Mya  -74.2738 K7c     - J c.a. walters     S.N. _g   U~:c6 Fabaceae   
{"catalogNumber": "1515420", "order": "Fabales", "family": "Fabaceae", "scientificName": "", "scientificNameAuthorship": "(L.) Pers.", "genus": "Tephrosia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "C.A. Walters", "recordNumber": "s.n.", "verbatimEventDate": "1854-06-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Monmouth", "municipality": "", "locality": "Freehold (Township)", "decimalLatitude": "", "decimalLongitude": "-74.2738", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}