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": ""}
   s.n. <P    <z (Y SPOROBOLUS NEBRASKA sQt=   h. hapeman **W      [mUH POACEAE  K MINDEN   m 1425072  Z SPOROBOLUS VAGINIFLORUS  poales Z:    kearney 5&Q    $ttD (torr. ex a. gray) alph. wood VAGINIFLORUS 8<(F9   +91N] UNITED STATES V SzJ2 1922-09-01  
{"catalogNumber": "1425072", "order": "Poales", "family": "Poaceae", "scientificName": "Sporobolus vaginiflorus", "scientificNameAuthorship": "(Torr. ex A. Gray) Alph. Wood", "genus": "Sporobolus", "subgenus": "", "specificEpithet": "vaginiflorus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "H. Hapeman", "recordNumber": "s.n.", "verbatimEventDate": "1922-09-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Nebraska", "county": "Kearney", "municipality": "", "locality": "Minden", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}