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": ""}
 Dune region between Gulliver Lake and Lake Michigan )X1   +$.V "det. j. r. swallen." [subvill. double vestiture. - n. w. katz]  ^5k po4ceae   ]  dune ridge           !Yl0  1929-08-23   (Scribn.) Freckmann SR)     Michigan i    S_R+ -86.023479 
{"catalogNumber": "", "order": "", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "(Scribn.) Freckmann", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1929-08-23", "habitat": "Dune ridge", "occurrenceRemarks": "\"Det. J. R. Swallen.\" [subvill. double vestiture. - N. W. Katz]", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Dune region between Gulliver Lake and Lake Michigan", "decimalLatitude": "", "decimalLongitude": "-86.023479", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}