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": ""}
   DAVID M. JOHNSON     _rjW macropterum MALPIGHIALES ?;  30 !T   Callaeum macropterum a K2/          (moc. & sesse ex dc.) d.m. johnson 56      Callaeum C l!  CONTACT UM HERBARIUM M|Av   f7 1943-03-11   1523309 !  CHARLES L. GILLY, SR.   
{"catalogNumber": "1523309", "order": "Malpighiales", "family": "", "scientificName": "Callaeum macropterum", "scientificNameAuthorship": "(Moc. & Sesse ex DC.) D.M. Johnson", "genus": "Callaeum", "subgenus": "", "specificEpithet": "macropterum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "David M. Johnson", "recordedBy": "Charles L. Gilly, Sr.", "recordNumber": "30", "verbatimEventDate": "1943-03-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}