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": ""}
  Q)V& Najas  CONTACT UM HERBARIUM Z   [ ON$TARIO  p7ID SHALLOW WATER OVER SANDY BOTTOM OF GEORGIAN BAY.   nQ& 8538 najas guadalubensis /gV        hydrocharitaceae  guadalupensis k!    7R 1989-07-28   JWk CANADA   ALISMATALES o8_    (SPRENG.) MAGNUS bs    
{"catalogNumber": "", "order": "Alismatales", "family": "Hydrocharitaceae", "scientificName": "Najas guadalupensis", "scientificNameAuthorship": "(Spreng.) Magnus", "genus": "Najas", "subgenus": "", "specificEpithet": "guadalupensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "8538", "verbatimEventDate": "1989-07-28", "habitat": "Shallow water over sandy bottom of Georgian Bay.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}