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": ""}
  1497533 as0??  forest kJ   a>>72 wlter n. koelz   l<cZ VIRGINIANA   1950-09-15 #Dn:   *    PERSICARIA       C PERSICARIA VIRGINIANA  d India   59 > NAG4LAND  (l.) gaertn. V3 lD   Caryophyllales  =n:N    # Kohima 
{"catalogNumber": "1497533", "order": "Caryophyllales", "family": "", "scientificName": "Persicaria virginiana", "scientificNameAuthorship": "(L.) Gaertn.", "genus": "Persicaria", "subgenus": "", "specificEpithet": "virginiana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "", "verbatimEventDate": "1950-09-15", "habitat": "Forest", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Nagaland", "county": "Kohima", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}