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": ""}
1483913 U   %g;Q michigan   45.54667  /%72   wL.        p~/ united states natans (  menominee 9C DO   & 403   POTAMOGETONACEAE  UO   lismatales 0I   zKFU dawn lake  X 2- DEPTH OF WATER: 5(3-7) FT. BOTTOM: FIBROUS PEAT 1940-08-23 :y& ]   -87.76607 ^]u   ) Potamogeton POTAMOGETON NATANS ez  i.j. cantrall  & 
{"catalogNumber": "1483913", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton natans", "scientificNameAuthorship": "L.", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "natans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "I.J. Cantrall", "recordNumber": "403", "verbatimEventDate": "1940-08-23", "habitat": "Depth of Water: 5(3-7) ft. Bottom: fibrous peat", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Menominee", "municipality": "", "locality": "Dawn Lake", "decimalLatitude": "45.54667", "decimalLongitude": "-87.76607", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}