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": ""}
 GZ hong kong   S 1512  v  kowloon Y. W. Taam Uy     1940-07-02 #VjCj     ? zz  CYPERACEAE ELEOCHARIS AFFLATA G  r      2 POALES    Vu ON MOIST SANDY, LEVEL GROUND, NEAR SPRING, MEADOWS  R 1715309  afflata k&_    0sP steud.   
{"catalogNumber": "1715309", "order": "Poales", "family": "Cyperaceae", "scientificName": "Eleocharis afflata", "scientificNameAuthorship": "Steud.", "genus": "", "subgenus": "", "specificEpithet": "afflata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Y. W. Taam", "recordNumber": "1512", "verbatimEventDate": "1940-07-02", "habitat": "on moist sandy, level ground, near spring, meadows", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Hong Kong", "stateProvince": "Kowloon", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}