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": ""}
   l  1992-04-25  =U!  GEORGIA  ]=G+ CHARLTON   h 1459435  Arundinaria gigantea ba      C>5E0 s.n.  gigantea T8X     4 poaceae  J william h. cribbs  k;:  Arundinaria  CONTACT UM HERBARIUM NC-z   K J united states  (WALTE) MUHL. $      -< POALES
{"catalogNumber": "1459435", "order": "Poales", "family": "Poaceae", "scientificName": "Arundinaria gigantea", "scientificNameAuthorship": "(Walter) Muhl.", "genus": "Arundinaria", "subgenus": "", "specificEpithet": "gigantea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "William H. Cribbs", "recordNumber": "s.n.", "verbatimEventDate": "1992-04-25", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Georgia", "county": "Charlton", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}