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": ""}
   v SCHRAD. EX ECKL. & ZEYH.   john h. thomas hy*mN   CUCURBITACEAE lB    J9@1x 7781 1270034 n 2~     Oscm CONTACT UM HERBARIUM  YI S Citrullus vulgaris   Onk 1959-05-03    >< Citrullus Mexico !    Cucurbitales D``   BAJA CALIFORNIA  Y   zC vulgaris
{"catalogNumber": "1270034", "order": "Cucurbitales", "family": "Cucurbitaceae", "scientificName": "Citrullus vulgaris", "scientificNameAuthorship": "Schrad. ex Eckl. & Zeyh.", "genus": "Citrullus", "subgenus": "", "specificEpithet": "vulgaris", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Thomas", "recordNumber": "7781", "verbatimEventDate": "1959-05-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Baja California", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}