@java.lang.Override
    public boolean hasMuteEndDate() {
        return ((bitField0_ & 0x00000040) != 0);
    }
<code>optional int64 mute_end_date = 8;</code>

@return Whether the muteEndDate field is set.
turms-client-kotlin/src/main/java/im/turms/client/model/proto/request/group/UpdateGroupRequest.java