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": ""}
 1922-10-21 dg&XL    792 +zfc  E. L.  Ekman Ac  X v poacOeae   o86 X REFAACTA     =D Griseb.        Contact UM Herbarium RJ  arstida refracta @    um oq 1117355     5xbp cuba  ! aristida  D poales
{"catalogNumber": "1117355", "order": "Poales", "family": "Poaceae", "scientificName": "Aristida refracta", "scientificNameAuthorship": "Griseb.", "genus": "Aristida", "subgenus": "", "specificEpithet": "refracta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "E. L. Ekman", "recordNumber": "792", "verbatimEventDate": "1922-10-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Cuba", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}