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": ""}
frequent with Zizania in shallow water on soft, Chara-covered bottom along W bank of Black River N>k9u   k Sagittaria sagittaria cristata d u   uF 7b Cheboygan  A  45.5735     edward g. voss  M     -84.421                tQ%Uu 1259800 
{"catalogNumber": "1259800", "order": "", "family": "", "scientificName": "Sagittaria cristata", "scientificNameAuthorship": "", "genus": "Sagittaria", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "", "verbatimEventDate": "", "habitat": "frequent with Zizania in shallow water on soft, Chara-covered bottom along W bank of Black River", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Cheboygan", "municipality": "", "locality": "", "decimalLatitude": "45.5735", "decimalLongitude": "-84.421", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}