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": ""}
 skX#H 1470910   921 Y+M5   #Q 47.91444 < |e6 united states     strigosus  )   MICHIGAN ,+m      :w (MICHX.) MAXIM.   l RUBUS  8zE=r isle royale, on paul island (outer)  VY/ idaeus      vq keweena  1931-08-24 &y    Mark P. Widrlechner | 
{"catalogNumber": "1470910", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "(Michx.) Maxim.", "genus": "Rubus", "subgenus": "", "specificEpithet": "idaeus", "verbatimTaxonRank": "", "infraspecificEpithet": "strigosus", "identifiedBy": "Mark P. Widrlechner", "recordedBy": "", "recordNumber": "921", "verbatimEventDate": "1931-08-24", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Keweenaw", "municipality": "", "locality": "Isle Royale, On Paul Island (outer)", "decimalLatitude": "47.91444", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}