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": ""}
1974-07-03 18   VILAS SAND. !    $ united &states        Z. CAMPANULACEAE  "FLOWERS BLUE.>" [=0     L. 5f&   q  [ BARAA        4 eric a. bourd, jr.  $:b Very common characteristic perrenial of the Baraga Outwash Plains.
{"catalogNumber": "", "order": "", "family": "Campanulaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Eric A. Bourdo, Jr.", "recordNumber": "", "verbatimEventDate": "1974-07-03", "habitat": "Vilas sand.", "occurrenceRemarks": "\"Flowers blue.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Baraga", "municipality": "", "locality": "Very common characteristic perrenial of the Baraga Outwash Plains.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}