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": ""}
  kfU 1411152      v` e (Schreb.) Schreb. ex Muhl.  ISCHAEMUM l     Digitaria   J=k PHILADELPHIA    Yskvk Digitaria ischaemum  3616 c:   w United States  frederick j. hermann !sjIB    contact um herbarium [_fp    fsy_ 1932-08-12  9 poaceae  _TW9  pennsylvania
{"catalogNumber": "1411152", "order": "", "family": "Poaceae", "scientificName": "Digitaria ischaemum", "scientificNameAuthorship": "(Schreb.) Schreb. ex Muhl.", "genus": "Digitaria", "subgenus": "", "specificEpithet": "ischaemum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Frederick J. Hermann", "recordNumber": "3616", "verbatimEventDate": "1932-08-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Pennsylvania", "county": "Philadelphia", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}