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": ""}
wall. fQSF     ixHK MACROCARPA ardisia B    =Su- ARDISIA MACROCARPA      thakur rup chand sb4 <   1509858 .    qHl- east khasi hills  0^C mawphlang    Meghal4y #  ericales dKR   1829 ,b; e   qcs  1954-02-01  
{"catalogNumber": "1509858", "order": "Ericales", "family": "", "scientificName": "Ardisia macrocarpa", "scientificNameAuthorship": "Wall.", "genus": "Ardisia", "subgenus": "", "specificEpithet": "macrocarpa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Thakur Rup Chand", "recordNumber": "", "verbatimEventDate": "1954-02-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Meghalaya", "county": "East Khasi Hills", "municipality": "", "locality": "Mawphlang", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1829", "maximumElevationInMeters": ""}