@java.lang.Override
        public boolean hasResponderId() {
            return ((bitField0_ & 0x00000080) != 0);
        }
<code>optional int64 responder_id = 8;</code>

@return Whether the responderId field is set.
turms-server-common/src/main/java/im/turms/server/common/access/client/dto/model/group/GroupJoinRequest.java