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": ""}
 mexicana j   Humboldt  t6^  302 5a?W    ut?/ (j. presl) s.d. koch & sãâ¡nchez  CONTACT UM HERBARIUM 7       ERAGROSTIS subsp.  *  william a. archer #igfW     Nevada %c  POALES ,]v     qHi4 Poaceae  Eragrostis mexicana subsp. virescens ~A! P  1413362 AoKn@  1924-07-18 wc2a    virescens @C [ 
{"catalogNumber": "1413362", "order": "Poales", "family": "Poaceae", "scientificName": "Eragrostis mexicana subsp. virescens", "scientificNameAuthorship": "(J. Presl) S.D. Koch & S\u00c3\u0083\u00c2\u00a1nchez", "genus": "Eragrostis", "subgenus": "", "specificEpithet": "mexicana", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "virescens", "identifiedBy": "", "recordedBy": "William A. Archer", "recordNumber": "302", "verbatimEventDate": "1924-07-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Nevada", "county": "Humboldt", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}