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": ""}
    Wk COSTUS SCABER  ruiz & pav. y+_   caber c   I T. G. Yuncker   ~ R 4785     CONTACT UM HERBARIUM Q        s 1146934    PAULUS J.M. MAASE    
{"catalogNumber": "1146934", "order": "", "family": "", "scientificName": "Costus scaber", "scientificNameAuthorship": "Ruiz & Pav.", "genus": "", "subgenus": "", "specificEpithet": "scaber", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Paulus J.M. Maas", "recordedBy": "T. G. Yuncker", "recordNumber": "4785", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}