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": ""}
 Eg4=s 463  U$ POALES   /6o: Poa macrocalyx   =.o- 1421820  3 Holtz Bay Region   Trautv. & C.A. Mey. p|c   POACEAE .O[   poa C_h8/     macrocalyx       KA 1945-08-22       alaska j   [DE0 united states
{"catalogNumber": "1421820", "order": "Poales", "family": "Poaceae", "scientificName": "Poa macrocalyx", "scientificNameAuthorship": "Trautv. & C.A. Mey.", "genus": "Poa", "subgenus": "", "specificEpithet": "macrocalyx", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "463", "verbatimEventDate": "1945-08-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Alaska", "county": "", "municipality": "", "locality": "Holtz Bay Region", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}