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": ""}
   contact um herbarium :$fR     PASPALUM 8sq    5W,:D paspalum pubiflorum rupr. ex fourn. R`^  1973-09-08 zeH4  112858 DvkA    txu& MEXICO    MTCB pubiflorum    POALES +qj   5324 q*+5  J. SÃ¡NCHEZ-KEN > 1  poaceae %    
{"catalogNumber": "1128580", "order": "Poales", "family": "Poaceae", "scientificName": "Paspalum pubiflorum", "scientificNameAuthorship": "Rupr. ex Fourn.", "genus": "Paspalum", "subgenus": "", "specificEpithet": "pubiflorum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "J. S\u00c3\u00a1nchez-Ken", "recordedBy": "", "recordNumber": "5324", "verbatimEventDate": "1973-09-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}