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": ""}
    *^  1938-04-28  SOLANALES ;=Cj8   M. NEE H   F m. martens & galeotti    G -B_ nigrescens  Zy* 1297403      | VERACRUZ 4381 -   m: 5olanum nigrescens Edward K. Balls  =L    Contact UM Herbarium U 0     Ws Mexico
{"catalogNumber": "1297403", "order": "Solanales", "family": "", "scientificName": "Solanum nigrescens", "scientificNameAuthorship": "M. Martens & Galeotti", "genus": "", "subgenus": "", "specificEpithet": "nigrescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M. Nee", "recordedBy": "Edward K. Balls", "recordNumber": "4381", "verbatimEventDate": "1938-04-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Veracruz", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}