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": ""}
  [M  EAST KHASI HILLS DARK RAVINE *      #  Meghalaya  5 Laitlynkot [Laitlyngkot] india V|Y      1829   1508546       medinilla ~  MELASTOMATACEAE (Gi   $Pn 1949-07-12  MEDINILLA &fI  GAUDICH. EX DC. S     A@Y 4 Walter N. Koelz   ^r90 MYRTALES 
{"catalogNumber": "1508546", "order": "Myrtales", "family": "Melastomataceae", "scientificName": "Medinilla", "scientificNameAuthorship": "Gaudich. ex DC.", "genus": "Medinilla", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "", "verbatimEventDate": "1949-07-12", "habitat": "Dark ravine", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Meghalaya", "county": "East Khasi Hills", "municipality": "", "locality": "Laitlynkot [Laitlyngkot]", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1829", "maximumElevationInMeters": ""}