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": ""}
45.860731 U   MICHIGAN *       ?& DE1TA ALONG STURGEON RIVER, CA. 2 MI NW OF NAHMA gS   xaX 1979-06-21   X.!h sapindales   Ve<R  l.  Y/! swamp forest with juglans cinerea,fraxinus pennsylvanica, etc.    F  1302930 sapindaceae _]:z   15121 C    z+% frequent; "fruit from ground beneath."    -86.66682 $ e   `*By United States
{"catalogNumber": "1302930", "order": "Sapindales", "family": "Sapindaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "15121", "verbatimEventDate": "1979-06-21", "habitat": "swamp forest with Juglans cinerea, Fraxinus pennsylvanica, etc.", "occurrenceRemarks": "frequent; \"Fruit from ground beneath.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Delta", "municipality": "", "locality": "along Sturgeon River, ca. 2 mi NW of Nahma", "decimalLatitude": "45.860731", "decimalLongitude": "-86.676682", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}