@java.lang.Override
    public boolean hasRole() {
        return ((bitField0_ & 0x00000002) != 0);
    }
<code>optional .im.turms.proto.GroupMemberRole role = 4;</code>

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