@java.lang.Override
    public int getUsingDeviceTypesCount() {
        return usingDeviceTypes_.size();
    }
<code>repeated .im.turms.proto.DeviceType using_device_types = 8;</code>

@return The count of usingDeviceTypes.
turms-client-kotlin/src/main/java/im/turms/client/model/proto/model/group/GroupMember.java