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": ""}
West Garo Hills Ep t  in trickle |n open _s Gs   (l.) les. |b     - Wedelia india _Q  walt3r n. koelz Q90      6SH 1950-03-31  1 Wedelia calendulacea  Y9 610 W  ^+[A 1558020       24987 d?     n kR meghalaya Asteraceae j2rd   kRAX  ASTERALES  CALENDULACEA % 5  
{"catalogNumber": "1558020", "order": "Asterales", "family": "Asteraceae", "scientificName": "Wedelia calendulacea", "scientificNameAuthorship": "(L.) Less.", "genus": "Wedelia", "subgenus": "", "specificEpithet": "calendulacea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "24987", "verbatimEventDate": "1950-03-31", "habitat": "In trickle in open", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Meghalaya", "county": "West Garo Hills", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "610", "maximumElevationInMeters": ""}