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": ""}
   UNITED STATES AJi9  j. william thompson    GOLD FORK LOOKOUT, PAYETTE NAT. FOR., SAWTOOTH MTS X     rl  valley   Poaceae )      1421885 L&/ 4      @ 13761   8  1937-07-09    poa nervos  .  (hook.) vasey  
{"catalogNumber": "1421885", "order": "", "family": "Poaceae", "scientificName": "Poa nervosa", "scientificNameAuthorship": "(Hook.) Vasey", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "J. William Thompson", "recordNumber": "13761", "verbatimEventDate": "1937-07-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Valley", "municipality": "", "locality": "Gold Fork Lookout, Payette Nat. For., Sawtooth Mts", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}