public im.turms.server.common.access.client.dto.model.user.UserInfo.Builder addUserInfosBuilder() {
            return getUserInfosFieldBuilder()
                    .addBuilder(im.turms.server.common.access.client.dto.model.user.UserInfo
                            .getDefaultInstance());
        }
<code>repeated .im.turms.proto.UserInfo user_infos = 3;</code>
turms-server-common/src/main/java/im/turms/server/common/access/client/dto/model/message/MessageReactionGroup.java