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": ""}
1950-05-01 5      POLYGONUM %e<qH     <h MARSH   |` polygonaceae     bastard ex meisn. $  india k$]8O   *A 3128 GOALPARA h    VI SCOSUM 8xKk   Polygonum viscosum M    
{"catalogNumber": "", "order": "", "family": "Polygonaceae", "scientificName": "Polygonum viscosum", "scientificNameAuthorship": "Bastard ex Meisn.", "genus": "Polygonum", "subgenus": "", "specificEpithet": "viscosum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "3128", "verbatimEventDate": "1950-05-01", "habitat": "Marsh", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "", "county": "Goalpara", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}