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": ""}
 blume # a   ^ Walter N. Koelz    VD 1952-02-12  F^ z meliosma  MENOKA =.    a1  NO DATA   ) 29254    t>U Meliosma  q@QlR ASSAM 1506418 (e       INDIA v]A    RANUNCULALES   F+e   IN FOREST ~  
{"catalogNumber": "1506418", "order": "Ranunculales", "family": "", "scientificName": "Meliosma", "scientificNameAuthorship": "Blume", "genus": "Meliosma", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "29254", "verbatimEventDate": "1952-02-12", "habitat": "In forest", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Assam", "county": "no data", "municipality": "", "locality": "Menoka", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}