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": ""}
   u 6 vaccinium agustifolium  [ 1968-05-12     SEC. 32 CHESANING TWP. p       XGm/ SAGINAW  8I    43.1369  4/+I Michigan  1268630  A  angustifolium  ?%#     )( Frederick W. Case, Jr. Vaccinipum eo$^&E   ( ERICALES united states z  -84.13836 O h     mS$ AITON
{"catalogNumber": "1268630", "order": "Ericales", "family": "", "scientificName": "Vaccinium angustifolium", "scientificNameAuthorship": "Aiton", "genus": "Vaccinium", "subgenus": "", "specificEpithet": "angustifolium", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Frederick W. Case, Jr.", "recordNumber": "", "verbatimEventDate": "1968-05-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Saginaw", "municipality": "", "locality": "Sec. 32 Chesaning Twp.", "decimalLatitude": "43.1369", "decimalLongitude": "-84.13836", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}