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": ""}
   VPL Echinochloa colona florida S$lJ  |973-01-31 a     /w ECHINOCHLOA   LEE op  poales -:    (L.) Link 3       r colona  C# _? contact um herbarium 1411474 0-U    ~?T & UNITED STATES  v 8201     poaceae 
{"catalogNumber": "1411474", "order": "Poales", "family": "Poaceae", "scientificName": "Echinochloa colona", "scientificNameAuthorship": "(L.) Link", "genus": "Echinochloa", "subgenus": "", "specificEpithet": "colona", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "8201", "verbatimEventDate": "1973-01-31", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Florida", "county": "Lee", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}