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": ""}
    W!nv 1914-06-19 chippewa h!Fw    46.7637 gk         s.n. :N!~+   R>L, -85.1507  ELEOCHARIS PALUSTRIS L4   HENRY K. SVENSON &Y   CHARLES K. DODGE giPeE    in water border of pomd. S=DWp   
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Eleocharis palustris", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Henry K. Svenson", "recordedBy": "Charles K. Dodge", "recordNumber": "s.n.", "verbatimEventDate": "1914-06-19", "habitat": "In water border of pond.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Chippewa", "municipality": "", "locality": "", "decimalLatitude": "46.7637", "decimalLongitude": "-85.1507", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}