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 VaSI   arkansas ,B`2     carex sparganioides |        ;u philip e. hyatt     ) searcy   `Q 6464  a])y Cyperaceae  1995-05-28 ^+Py=   >&y poales    sparganioides     kB( trs: t16n r16w sec 13 ne4 of ne4    buffalo national river, maumee access on south side of buffalo river.
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex sparganioides", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "sparganioides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Philip E. Hyatt", "recordNumber": "6464", "verbatimEventDate": "1995-05-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Arkansas", "county": "Searcy", "municipality": "", "locality": "Buffalo National River, Maumee access on south side of Buffalo River.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "TRS: T16N R16W sec 13 NE4 of NE4", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}