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": ""}
 RUBVS h6  united states =     < : rubus  N 1470514  4RWWQ portage park. Manistee :O   l. #`0  44.365633 ~  L.M. UMBACH b:8-  MARSH. JD   gt?_ MICHIGAN    ;a ROSACEAE      j -86.260596 rosales wfbAc    A 8256  > M. P. WIDRLECHNER   cT` 1916-08-01
{"catalogNumber": "1470514", "order": "Rosales", "family": "Rosaceae", "scientificName": "Rubus", "scientificNameAuthorship": "L.", "genus": "Rubus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M. P. Widrlechner", "recordedBy": "L.M. Umbach", "recordNumber": "8256", "verbatimEventDate": "1916-08-01", "habitat": "Marsh.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Manistee", "municipality": "", "locality": "Portage Park.", "decimalLatitude": "44.365633", "decimalLongitude": "-86.260596", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}