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": ""}
Ligustrum t#if  INDIA z ;CE  Meghalaya ?>      L]U6y OLEACEAE    l f 1067  r)nk+ 33649   S  L.   SONAPAHAR rt    LIGUSTRUM e6 AW   walter n. koelz p   2&n 1952-03-0C6   f)/y 1515938    f west khasi hills  
{"catalogNumber": "1515938", "order": "", "family": "Oleaceae", "scientificName": "Ligustrum", "scientificNameAuthorship": "L.", "genus": "Ligustrum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "33649", "verbatimEventDate": "1952-03-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Meghalaya", "county": "West Khasi Hills", "municipality": "", "locality": "Sonapahar", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1067", "maximumElevationInMeters": ""}