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": ""}
 K OLD FORT MIAMI, MAUMEE     9bRG GLACIS   avm medicago lupulina     LUPULINA 36  l. M     g5x& 1503862   &Z)7 Ns.n.   MEDICAG+O <)5      x Fabales   m$F E.E. BALDWIN   P.f ohio
{"catalogNumber": "1503862", "order": "Fabales", "family": "", "scientificName": "Medicago lupulina", "scientificNameAuthorship": "L.", "genus": "Medicago", "subgenus": "", "specificEpithet": "lupulina", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "E.E. Baldwin", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "Glacis", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Ohio", "county": "", "municipality": "", "locality": "Old Fort Miami, Maumee", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}