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": ""}
   1906-06-21 9J7 B    1422203 r=Abh       qF United StateHs   5/2 H. H. BARTLETT pratensis XE  Massachuseitts V(    S  O Marblehead   %O~_  poales  ESSEX F LAm      < poa pratensis    poa oS_j 
{"catalogNumber": "1422203", "order": "Poales", "family": "", "scientificName": "Poa pratensis", "scientificNameAuthorship": "", "genus": "Poa", "subgenus": "", "specificEpithet": "pratensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "H. H. Bartlett", "recordNumber": "", "verbatimEventDate": "1906-06-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Massachusetts", "county": "Essex", "municipality": "", "locality": "Marblehead", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}