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": ""}
     SAGITTARIA CRISTATA *kC       GCQ MICHIGAN 1942-07-16 s$x4  united states JN 2E   <G, ANTON A. REZNICEK -84.612536 3Z   %39 alismataceae    1259780 bz  engelm. 5^   q B CRISTATA  D2 CHEBOYGAN  Indian River ;NQ  SAGITTARIA uu  
{"catalogNumber": "1259780", "order": "", "family": "Alismataceae", "scientificName": "Sagittaria cristata", "scientificNameAuthorship": "Engelm.", "genus": "Sagittaria", "subgenus": "", "specificEpithet": "cristata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1942-07-16", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Cheboygan", "municipality": "", "locality": "Indian River", "decimalLatitude": "", "decimalLongitude": "-84.612536", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}