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": ""}
LOW DUNES, SHORE OF LAKE. !0[$  tragus -|    s NEAR PRESQUE ISLE. LAKE HURON.  1471841 ns <   tbP  1931-09-12  l. R~   n salsola tragus  0 4976  michigan 41b,   # Caryophyllales   || 2 45.30418  AMARANTHACEAE 2iz.    5H2A United States   presqWue isle g_  -83.47693 `    Salsola U-  John H. Ehlers +x 
{"catalogNumber": "1471841", "order": "Caryophyllales", "family": "Amaranthaceae", "scientificName": "Salsola tragus", "scientificNameAuthorship": "L.", "genus": "Salsola", "subgenus": "", "specificEpithet": "tragus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "4976", "verbatimEventDate": "1931-09-12", "habitat": "Low dunes, shore of lake.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Presque Isle", "municipality": "", "locality": "Near Presque Isle. Lake Huron.", "decimalLatitude": "45.30418", "decimalLongitude": "-83.47693", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}