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": ""}
  1469219 8_WF    d. BAY   4174 GY_       1983-08-21  QG  MACULOSA g^     M2aple forest. OLB$     A n2e persicaria maculosa   !  POLYGONACEAE   persicaria ]  Woods behind beach along Saginaw Bay. Sx  united states TW.f  
{"catalogNumber": "1469219", "order": "", "family": "Polygonaceae", "scientificName": "Persicaria maculosa", "scientificNameAuthorship": "", "genus": "Persicaria", "subgenus": "", "specificEpithet": "maculosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "4174", "verbatimEventDate": "1983-08-21", "habitat": "Maple forest.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Bay", "municipality": "", "locality": "Woods behind beach along Saginaw Bay.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}