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": ""}
1428 8Vm 6       ?CRx 1937-05-16 Mexico wmm   p digitaria insularis  3 1120522 18.8092 !&J@4   -96.7191 .   iT cuitlã¡huac; cuitlahuac   9e$ Jason R. Swallen EIZI ATUDA 7VN   B`TmM cuitlã¡huac   uBB/< POACEAE  C*J(7 Veracruz (l.) mez ex ekman Us       ! D digitaria   
{"catalogNumber": "1120522", "order": "", "family": "Poaceae", "scientificName": "Digitaria insularis", "scientificNameAuthorship": "(L.) Mez ex Ekman", "genus": "Digitaria", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Jason R. Swallen", "recordedBy": "Eizi Matuda", "recordNumber": "1428", "verbatimEventDate": "1937-05-16", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Veracruz", "county": "Cuitl\u00c3\u00a1huac", "municipality": "", "locality": "Cuitl\u00c3\u00a1huac; Cuitlahuac", "decimalLatitude": "18.8092", "decimalLongitude": "-96.7191", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}