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": ""}
2010-06-28 /B[y  asterales a6      ^~ spicata United States 1eo      $tx= TIMOTHY L. WALTERS      1+$v lobelia spicata var. spicata  Wu!kb 12944 MICHIGAN d4 mq    ZT]o! OCCASIONAL AND LOGAL.  ib0~ spicata  TIJ;i 41.906651 Lobelia .6   J < 83.665828   
{"catalogNumber": "", "order": "Asterales", "family": "", "scientificName": "Lobelia spicata var. spicata", "scientificNameAuthorship": "", "genus": "Lobelia", "subgenus": "", "specificEpithet": "spicata", "verbatimTaxonRank": "", "infraspecificEpithet": "spicata", "identifiedBy": "", "recordedBy": "Timothy L. Walters", "recordNumber": "12944", "verbatimEventDate": "2010-06-28", "habitat": "", "occurrenceRemarks": "Occasional and local.", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "41.906651", "decimalLongitude": "-83.665828", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}