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": ""}
 mexico = D&U  Ira L. Wiggins & Dorothy B. Wiggins ~Co   5C ap 15743 Fabaceae ^J(/v  32.5838 CpG  A. GRAY e   &0- mexicali  8cZxN 1151996    + fabales  f= Sandy desert wVash along hwy      unidad socioeconã³mica el mayor cucapã¡; 14 mi w of mexi`cali 4    4eM  BAJA CALIFORNIA ARIDUS Q   ,CT -115.694 1960-03-16 AGL   gYjT Astrag4ls  
{"catalogNumber": "1151996", "order": "Fabales", "family": "Fabaceae", "scientificName": "", "scientificNameAuthorship": "A. Gray", "genus": "Astragalus", "subgenus": "", "specificEpithet": "aridus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Ira L. Wiggins & Dorothy B. Wiggins", "recordNumber": "15743", "verbatimEventDate": "1960-03-16", "habitat": "Sandy desert wash along hwy", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Baja California", "county": "Mexicali", "municipality": "", "locality": "Unidad Socioecon\u00c3\u00b3mica el Mayor Cucap\u00c3\u00a1; 14 mi W of Mexicali", "decimalLatitude": "32.5838", "decimalLongitude": "-115.694", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}