public im.turms.server.common.access.client.dto.model.message.Message.Builder addMessagesBuilder(
                int index) {
            return getMessagesFieldBuilder().addBuilder(index,
                    im.turms.server.common.access.client.dto.model.message.Message
                            .getDefaultInstance());
        }
<code>repeated .im.turms.proto.Message messages = 4;</code>
turms-server-common/src/main/java/im/turms/server/common/access/client/dto/model/message/MessagesWithTotal.java