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": ""}
  $ J/ 4 miles east of chelsea.   M23 Spiraea alba Carl O. Erlanson & Eileen W. Erlanson O~D8Er  WASHTENAW Zr:  Ilex-Vaccinium swamp. %     Rosales   dn)Rm -83.94088  b SPIRAEA   P2 1680 du roi _3L0    1471229 bC_   42.3155 .e  Agnes R. Kugel 3u A    k 7 1926-07-24  ,& rosaceae   7ai~ michigan   3G _ UNITED STATES  -yWf~ alba
{"catalogNumber": "1471229", "order": "Rosales", "family": "Rosaceae", "scientificName": "Spiraea alba", "scientificNameAuthorship": "Du Roi", "genus": "Spiraea", "subgenus": "", "specificEpithet": "alba", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Agnes R. Kugel", "recordedBy": "Carl O. Erlanson & Eileen W. Erlanson", "recordNumber": "1680", "verbatimEventDate": "1926-07-24", "habitat": "Ilex-Vaccinium swamp.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "4 miles east of Chelsea.", "decimalLatitude": "42.3155", "decimalLongitude": "-83.94088", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}