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": ""}
     s.n. ~   J#$t michigan    :  sagittaria rigida    1353053 2  samuel h. amp & donna r. camp U  ALISMATALES t[)   mTT[ anton a. reznicek  hu WAYNE 1896-06-22     nj7]O 42.340038    2Hf, rigida    
{"catalogNumber": "1353053", "order": "Alismatales", "family": "", "scientificName": "Sagittaria rigida", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "rigida", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Samuel H. Camp & Donna R. Camp", "recordNumber": "s.n.", "verbatimEventDate": "1896-06-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Wayne", "municipality": "", "locality": "", "decimalLatitude": "42.340038", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}