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": ""}
  east khasi hills  &u-  dioscorea hispida *  dioscorea vYKf   walter n. koelz 8??     %yh 1219 30941 N~8a     O Tmeghalaya  7  hispida 1952-07-31       Cherrapunjee    dennst. 6   BA <7 DIOSCOREALES  %m ;> india 1492690 28 S    nM8^ Dioscoreaceae   g climbing in thicket
{"catalogNumber": "1492690", "order": "Dioscoreales", "family": "Dioscoreaceae", "scientificName": "Dioscorea hispida", "scientificNameAuthorship": "Dennst.", "genus": "Dioscorea", "subgenus": "", "specificEpithet": "hispida", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "30941", "verbatimEventDate": "1952-07-31", "habitat": "Climbing in thicket", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Meghalaya", "county": "East Khasi Hills", "municipality": "", "locality": "Cherrapunjee", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1219", "maximumElevationInMeters": ""}