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": ""}
no data provided on label of catalog no:1706929 QX[rf  unioloides i    cz SAI WAN 1706929 >Uu_     4jN8p POACEAE    5Re8 1941-07-22  Y. W. Taam I,     ragrostis aO3     I HONG KONG ISLAND        J (Retz.) Nees ex Steud.  
{"catalogNumber": "1706929", "order": "", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "(Retz.) Nees ex Steud.", "genus": "Eragrostis", "subgenus": "", "specificEpithet": "unioloides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Y. W. Taam", "recordNumber": "", "verbatimEventDate": "1941-07-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Hong Kong Island", "county": "Sai Wan", "municipality": "", "locality": "no data provided on label of catalog no: 1706929", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}