in src/datasource.ts [136:151]
stream: getReplacedValue(target.selectedStream, options.scopedVars),
queryType: 'CUSTOM',
view: target.requestType == null ? DATAFRAME_KEY : target.requestType,
symbols,
hide: target.hide,
types: [],
functions: getFunctions(target.selects, options.scopedVars),
interval,
filters: getFilters(target.filters, options.scopedVars),
groupBy:
target.selectedGroups == null
? []
: target.selectedGroups.map((group: string) => {
const [type, field] = separateTypeAndField(group);
return { type, name: field };
}),