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=  1999-07-15   1 2560            39â° 18' n 20â° 55' w; trs: t17n r19e sec 31 nw4 of nw4  ?&      ;A TAHOE MEADOWS, IN TOIYABE NATIONAL FOREST, IMMEDIATELY SOUTH OF OWPHIR CREEK, SOUTH OF HILLSIDE THAT IS SOUTH OF THE TAHOE MEADOWS PARKING LOT.   R!Hzt 1392293     
{"catalogNumber": "1392293", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1999-07-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Tahoe Meadows, in Toiyabe National Forest, immediately south of Ophir Creek, south of hillside that is south of the Tahoe Meadows parking lot.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "39\u00c2\u00b0 18' N 120\u00c2\u00b0 55' W; TRS: T17N R19E sec 31 NW4 of NW4", "minimumElevationInMeters": "2560", "maximumElevationInMeters": ""}