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": ""}
  eKfx weed     < 1667861  @I argythamnia    &BN MALPIGHIALES  v + 3905 avenue g, austin   em 526   @57uY JOHN INGRAM     kke& TRAVIS HUMILIS (tTa  1871-06-28 be$T  (engelm. & gray)muell.-arg. 8 [r      GROWING IN BLAKC CLAYEY SOIL IN GARDEN B98J7  
{"catalogNumber": "1667861", "order": "Malpighiales", "family": "", "scientificName": "", "scientificNameAuthorship": "(Engelm. & Gray) Muell.-Arg.", "genus": "Argythamnia", "subgenus": "", "specificEpithet": "humilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John Ingram", "recordNumber": "526", "verbatimEventDate": "1871-06-28", "habitat": "growing in blakc clayey soil in garden", "occurrenceRemarks": "weed", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Travis", "municipality": "", "locality": "3905 Avenue G, Austin", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}