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": ""}
 xJ -82.54393       MICHIGAN  potamogeton Z /W   ;PiJ ST. CLAIR "IDENTIFIED BY PROF. M. L. FERNALD" +Qr u   5a*P 1908-08-30   rC  Alismatales  e6 : NEAR ALGONAC L. Qn    lCJ united states   potamogetonaceae >HMJr   ?C^ 42.62404  gramineus Z0    2 |280930   ~23 POTAMOGETON GRAMINEUS  
{"catalogNumber": "1280930", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton gramineus", "scientificNameAuthorship": "L.", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "gramineus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1908-08-30", "habitat": "", "occurrenceRemarks": "\"Identified by Prof. M. L. Fernald\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "St. Clair", "municipality": "", "locality": "Near Algonac", "decimalLatitude": "42.62404", "decimalLongitude": "-82.54393", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}