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 J    c V< speciosa  SOLIDAGO _U   = Asterales   J& Nutt. 1257630 t$c  [RECENTG INVESTIGATION BY K. K. MCKENZIE INDICATES SOLIDAGO CONFERTA HAS PRIORITY. SO FAR OF THE MATERIAL I HAVE EXAMINED N SHARP LINE CAN BE DRAWN BETWEEN THE SPECIES AND ITS VARIETY ANGULATA. -SEW]6 ql S       - asteraceae  ^iq; 1893-0-23 Kent %  MICHIGAN A0    |& EMMA J. COLE     
{"catalogNumber": "1257630", "order": "Asterales", "family": "Asteraceae", "scientificName": "", "scientificNameAuthorship": "Nutt.", "genus": "Solidago", "subgenus": "", "specificEpithet": "speciosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Emma J. Cole", "recordNumber": "", "verbatimEventDate": "1893-07-23", "habitat": "", "occurrenceRemarks": "[Recent investigation by K. K. McKenzie indicates Solidago conferta has priority. So far of the material I have examined no sharp line can be drawn between the species and its variety angulata. -SEW]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Kent", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}