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  `;5   $L A spiraea tomentosa    jackson +@G@    Chamaedaphne-Vaccinium-Sphagnum bog. K     % 1167    Z; MICHIGAN tomentosa =n  42.297033 MB8          Yd7<5 Blackman Twp., 5 miles NW of Jackson, at intersection of hiqhway M50 (Clinton Road) and River Junction Road.    1471309  d G harley h. bartlett & charles d. richards 951-10-04 ~$cW   
{"catalogNumber": "1471309", "order": "", "family": "", "scientificName": "Spiraea tomentosa", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "tomentosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Harley H. Bartlett & Charles D. Richards", "recordNumber": "1167", "verbatimEventDate": "1951-10-04", "habitat": "Chamaedaphne-Vaccinium-Sphagnum bog.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Jackson", "municipality": "", "locality": "Blackman Twp., 5 miles NW of Jackson, at intersection of highway M50 (Clinton Road) and River Junction Road.", "decimalLatitude": "42.297033", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}