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": ""}
 |4~ Vincetoxicum  :gr  ALONG THE HUDSON RIVER, NORTH OF NUTTEM HOOK  XZ NIGRUM      New York %;   i 1544939    VINCETOXICUM NIGRUM &H4 M          UNITED STATES m| k     HW APOCYNACEAE 
{"catalogNumber": "1544939", "order": "", "family": "Apocynaceae", "scientificName": "Vincetoxicum nigrum", "scientificNameAuthorship": "", "genus": "Vincetoxicum", "subgenus": "", "specificEpithet": "nigrum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "New York", "county": "", "municipality": "", "locality": "along the Hudson River, north of Nutten Hook", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}