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": ""}
Top of cliff a     D VACCINIUM   At Cliff Mine site. 4zfrW        E 1= KEWEENAW     ~!%? "SHRUB 1-3 FT. TALL."    B ^ F United States  Ericales  A.7  1949-05-14 ++BV     membranaceum *Y>o] 
{"catalogNumber": "", "order": "Ericales", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Vaccinium", "subgenus": "", "specificEpithet": "membranaceum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1949-05-14", "habitat": "Top of cliff", "occurrenceRemarks": "\"Shrub 1-3 ft. tall.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Keweenaw", "municipality": "", "locality": "At Cliff Mine site.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}