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": ""}
  ROBERTA CASE   E   84  Asparagales   EuBb  Frederick W. Case, Jr.       c0l (L.) RICH.  $U!C -84.561482     np[ 44.312425      2 MICHIGAN COnRDATA :t  ROSCOMMON b$   $ +` s. of backus lake.   X 1954-07-04  OAH( UNITED STATES
{"catalogNumber": "", "order": "Asparagales", "family": "", "scientificName": "", "scientificNameAuthorship": "(L.) Rich.", "genus": "", "subgenus": "", "specificEpithet": "cordata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Frederick W. Case, Jr.", "recordedBy": "Roberta Case", "recordNumber": "", "verbatimEventDate": "1954-07-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Roscommon", "municipality": "", "locality": "S. of Backus Lake.", "decimalLatitude": "44.312425", "decimalLongitude": "-84.561482", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}