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": ""}
     ]!y Robert W. Smith  MJ[k at top of wooded bank.    1483584 1 i5k    v spiraea prunifolia    anton a. reznicek    2012-04-17 Ki  spiraea O   d PALMYRA TWP. E OF CROCKETT HWY., BETWEEN R. RAISIN AND GORMAN RD.     6274 l^W(s    1?qg PRUNIFOLIA 
{"catalogNumber": "1483584", "order": "", "family": "", "scientificName": "Spiraea prunifolia", "scientificNameAuthorship": "", "genus": "Spiraea", "subgenus": "", "specificEpithet": "prunifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Robert W. Smith", "recordNumber": "6274", "verbatimEventDate": "2012-04-17", "habitat": "At top of wooded bank.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Palmyra Twp. E of Crockett Hwy., between R. Raisin and Gorman Rd.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}