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": ""}
 Edward G. Voss ?G      K heads axillary -a. a. reznicek 2007   AMERICANUM v,h   Beverly S. Walters $!I  NUTT. R7@U   D + h 43.810519   ^4 united states v2006-08-22 [h _t    H.y SPARGANIUM AMERICANUM   1289019 ,5PV)  NEWAYGO a(   POALES k>=>P  901 > c2   S ^_y -85.88384  
{"catalogNumber": "1289019", "order": "Poales", "family": "", "scientificName": "Sparganium americanum", "scientificNameAuthorship": "Nutt.", "genus": "", "subgenus": "", "specificEpithet": "americanum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "Beverly S. Walters", "recordNumber": "901", "verbatimEventDate": "2006-08-22", "habitat": "", "occurrenceRemarks": "heads axillary -A. A. Reznicek 2007", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Newaygo", "municipality": "", "locality": "", "decimalLatitude": "43.810519", "decimalLongitude": "-85.88384", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}