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": ""}
UNITED STATES Fu        = Charles D. Richards keweenaw h1e`O  47.44618 JNf    .<o ANGUSTIFOLIUM HOUSE yXM      = VACCINIUM ANGUSIFOLIUM VAR. LAEVIFOLIUM 1949-05-15 8v            
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Vaccinium angustifolium var. laevifolium", "scientificNameAuthorship": "House", "genus": "", "subgenus": "", "specificEpithet": "angustifolium", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles D. Richards", "recordNumber": "", "verbatimEventDate": "1949-05-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Keweenaw", "municipality": "", "locality": "", "decimalLatitude": "47.44618", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}