{"text_key":"id_col","domain":"ex","col_key":"id_col","type":"column","label":"ID column","description":"Unique subject identifier variable name.","multiple":false,"standard_sdtm":"USUBJID"}
{"text_key":"seq_col","domain":"ex","col_key":"seq_col","type":"column","label":"Sequence column","description":"Event sequence number variable name","multiple":false,"standard_sdtm":"EXSEQ"}
{"text_key":"stdy_col","domain":"ex","col_key":"stdy_col","type":"column","label":"Ex Start day column","description":"Event start day variable name","multiple":false,"standard_sdtm":"EXSTDY"}
{"text_key":"endy_col","domain":"ex","col_key":"endy_col","type":"column","label":"Ex End day column","description":"Event end day variable name","multiple":false,"standard_sdtm":"EXENDY"}
{"text_key":"treatment_col","domain":"ex","col_key":"treatment_col","type":"column","label":"Ex Treatment Column","description":"Treatment","multiple":false,"standard_sdtm":"EXTRT"}
{"text_key":"dose_col","domain":"ex","col_key":"dose_col","type":"column","label":"Ex Dose System","description":"Dose","multiple":false,"standard_sdtm":"EXDOSE"}
{"text_key":"visit_col","domain":"ex","col_key":"visit_col","type":"column","label":"Visit Column","description":"Visit","multiple":false,"standard_sdtm":"VISIT"}
{"text_key":"visitn_col","domain":"ex","col_key":"visitn_col","type":"column","label":"Visit Number Column","description":"Visit Number","multiple":false,"standard_sdtm":"VISITNUM"}