private void ensureCustomAttributesIsMutable() {
        com.google.protobuf.Internal.ProtobufList<im.turms.client.model.proto.model.common.Value> tmp =
                customAttributes_;
        if (!tmp.isModifiable()) {
            customAttributes_ = com.google.protobuf.GeneratedMessageLite.mutableCopy(tmp);
        }
    }
<code>repeated .im.turms.proto.Value custom_attributes = 15;</code>
turms-client-kotlin/src/main/java/im/turms/client/model/proto/request/user/QueryUserSettingsRequest.java