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": ""}
  vHx 43.59447 -83.88887 6        !>?W CALAMAGROSTIS CANADENSIS  7RL 1308258   L calamagrostis     EDGE OF LAKE HURON. W?<  Poaceae  ,Ri    8M/+D 1927-07-09  u bay        ?q *< 5052
{"catalogNumber": "1308258", "order": "", "family": "Poaceae", "scientificName": "Calamagrostis canadensis", "scientificNameAuthorship": "", "genus": "Calamagrostis", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "5052", "verbatimEventDate": "1927-07-09", "habitat": "Edge of Lake Huron.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Bay", "municipality": "", "locality": "", "decimalLatitude": "43.59447", "decimalLongitude": "-83.88887", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}