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": ""}
    Y+ U 757  -84.51854 8YN    B>g 41.86728   Z a david warners           United States FgL^J         k<X GOwMMON IN OBEN MEADOW/MARSH AREA DOMINATED BY TYPHA SPP. AND LYTHRUM SALICARIA (WITH #758).
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "David Warners", "recordNumber": "757", "verbatimEventDate": "", "habitat": "Common in open meadow/marsh area dominated by Typha spp. and Lythrum salicaria (with #758).", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "41.86728", "decimalLongitude": "-84.51854", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}