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": ""}
 cyperaceae R7    583 contact um herbaryium        $ se g.c. tucker    DJ2mr 1980-07-22   Cyperu tenuis P*+u    u Robert L. Wil8ur 1135527 $@   xE`[O Poales     20 sw.    s% ~- costa rica
{"catalogNumber": "1135527", "order": "Poales", "family": "Cyperaceae", "scientificName": "Cyperus tenuis", "scientificNameAuthorship": "Sw.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "G.C. Tucker", "recordedBy": "Robert L. Wilbur", "recordNumber": "", "verbatimEventDate": "1980-07-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Costa Rica", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}