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": ""}
 PERSICARIA SAGITTATA Iqk    u&mc DEKALB  AC 1439543 united states  W    Persicaria y   aq3 SAGITTATA    dv caryophyllales     *%:: CONTACT UM HERBARIM     Nj georgia   (L.) H. GROSS EOb 6  1911 $Uys  polygonaceae g   <~ R. Nunan
{"catalogNumber": "1439543", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Persicaria sagittata", "scientificNameAuthorship": "(L.) H. Gross", "genus": "Persicaria", "subgenus": "", "specificEpithet": "sagittata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R. Nunan", "recordNumber": "1911", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Georgia", "county": "DeKalb", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}