Specify `username` as `lookup_field` for `UserSerializer.url`
Specify `username` as `lookup_field` for `UserSerializer.url`

onaio/kpi,kobotoolbox/kpi,onaio/kpi,kobotoolbox/kpi,kobotoolbox/kpi,kobotoolbox/kpi,kobotoolbox/kpi,onaio/kpi,onaio/kpi