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": ""}
 _ POALES poaceae O   5 1425187 S. M. TRACY saT+=     L6b[ (walter) kuntze     st. bernard u4F   4318 [Nm   1898-05-30 b]]bt     4 lousiana   Stenotaphrum o   secundatum -m    contact um herbarum p4,^ 
{"catalogNumber": "1425187", "order": "Poales", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "(Walter) Kuntze", "genus": "Stenotaphrum", "subgenus": "", "specificEpithet": "secundatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "S. M. Tracy", "recordNumber": "4318", "verbatimEventDate": "1898-05-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Louisiana", "county": "St. Bernard", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}