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": ""}
1269383 eM  TYPHACEAE bBly  n.e. shore of burt lake  i  MICHIGAN /E Rx    SPARGANIUM 3MERSM Be  pond [MSC] Pond (Fontinalis Run) [MICH] ~g   Op*D  SPARGANIUM    emersum l,y      Cheboygan v$ i     Sn 1920-07-29  ]uG5 Rehmann POALES      wj jB united states    
{"catalogNumber": "1269383", "order": "Poales", "family": "Typhaceae", "scientificName": "Sparganium emersum", "scientificNameAuthorship": "Rehmann", "genus": "Sparganium", "subgenus": "", "specificEpithet": "emersum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1920-07-29", "habitat": "pond [MSC] Pond (Fontinalis Run) [MICH]", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Cheboygan", "municipality": "", "locality": "N.E. shore of Burt Lake", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}