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": ""}
 1550397 T    F<wk  A.JUSS.  N malpighiales  W$vg9 maynas       [ CONTACT UN HERBARIUM  b N japurensis Byrsonima japur3nsis H     o 1977-11-23    3Se> 20813 a. gentry, j. revilla /       byrsonima ; u  
{"catalogNumber": "1550397", "order": "Malpighiales", "family": "", "scientificName": "Byrsonima japurensis", "scientificNameAuthorship": "A.Juss.", "genus": "Byrsonima", "subgenus": "", "specificEpithet": "japurensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A. Gentry, J. Revilla", "recordNumber": "20813", "verbatimEventDate": "1977-11-23", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Maynas", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}