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": ""}
 N 25028  POACEAE    eraqrosts hnIO    & k 610     f Poales  xMu coarctata     D3XR tura, garo hills 1950-04-05 +D  India !9F   /iI/ STAPF  river sand in open CD   ( M walter n. koelz   N9/dWEST GARO HILLS  . _Ry eragrostis coarctata Meghalaya   J=x      f 1486608
{"catalogNumber": "1486608", "order": "Poales", "family": "Poaceae", "scientificName": "Eragrostis coarctata", "scientificNameAuthorship": "Stapf", "genus": "Eragrostis", "subgenus": "", "specificEpithet": "coarctata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "25028", "verbatimEventDate": "1950-04-05", "habitat": "River sand in open", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Meghalaya", "county": "West Garo Hills", "municipality": "", "locality": "Tura, Garo Hills", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "610", "maximumElevationInMeters": ""}