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": ""}
    ,sEB cognata  digitaria 3 ON   OKLAHOMA ]@#   -U:OP 1486   1936-10-10 YCr  Digitaria cognata =H      C.J. ESKEW  P    Contact UM Herbarium mmeB  (schult.) pilg. P    h Ng) poaceae  oj. POALES  u] UNITED STATES  
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Digitaria cognata", "scientificNameAuthorship": "(Schult.) Pilg.", "genus": "Digitaria", "subgenus": "", "specificEpithet": "cognata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "C.J. Eskew", "recordNumber": "1486", "verbatimEventDate": "1936-10-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Oklahoma", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}