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": ""}
  W 1947-04-08 aggeria _V    j texas   ZA aryophyllales  UNITED STATES md0 t  1199517 ?   breuster county n     CACTACEAE Z           2Y % (RALSTON & HILSENB.) E.F.ANDERSON   ?`9 X GRUSONIA AGGERIA
{"catalogNumber": "1199517", "order": "Caryophyllales", "family": "Cactaceae", "scientificName": "Grusonia aggeria", "scientificNameAuthorship": "(Ralston & Hilsenb.) E.F.Anderson", "genus": "", "subgenus": "", "specificEpithet": "aggeria", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1947-04-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "", "municipality": "", "locality": "Breuster County", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}