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": ""}
 &` 1504348   Fabales J<s   | mine     5Qy Vicia tetraserma Cumberland &GL    kgfQ9 Fabaceae    *F s.n.  1902-07-09 )]v4Q   &ng? (l.) schreb. tetra5perma      S b91 Shaded places PORTLAND [o2    EMA J. COLE  1N    
{"catalogNumber": "1504348", "order": "Fabales", "family": "Fabaceae", "scientificName": "Vicia tetrasperma", "scientificNameAuthorship": "(L.) Schreb.", "genus": "", "subgenus": "", "specificEpithet": "tetrasperma", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Emma J. Cole", "recordNumber": "s.n.", "verbatimEventDate": "1902-07-09", "habitat": "Shaded places", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Maine", "county": "Cumberland", "municipality": "", "locality": "Portland", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}