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": ""}
   1947-08-28  1482276 $51$j   Poaceae ;xX      Ri# (torr.) a. gray   M226 WmO  cryptandrus d6 !    Nc! michig4n 42.24393 _   United States j SQ  ANTON A. RZNICEK _ S  Roadside ]e4        fhr_ JACKSON sporobolus cryptandrus 8Z+     XXG . william b. drew  kIgc  -84.26912 n.y.c. railroad, leoni g7w 
{"catalogNumber": "1482276", "order": "", "family": "Poaceae", "scientificName": "Sporobolus cryptandrus", "scientificNameAuthorship": "(Torr.) A. Gray", "genus": "", "subgenus": "", "specificEpithet": "cryptandrus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "William B. Drew", "recordNumber": "M226", "verbatimEventDate": "1947-08-28", "habitat": "Roadside", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Jackson", "municipality": "", "locality": "N.Y.C. railroad, Leoni", "decimalLatitude": "42.24393", "decimalLongitude": "-84.26912", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}