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": ""}
1546734 (7 =/  1947-11-05 (?   T =r Malpighiaceae            hgn~< 28994   H=Gi (jacq.) kunth      BUNCHOSIA kk`     b&^P] 7â°53's, 74â°456'w  
{"catalogNumber": "1546734", "order": "", "family": "Malpighiaceae", "scientificName": "", "scientificNameAuthorship": "(Jacq.) Kunth", "genus": "Bunchosia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "28994", "verbatimEventDate": "1947-11-05", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "7\u00c2\u00b053'S, 74\u00c2\u00b056'W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}