private void ensureConversationSettingsListIsMutable() {
        com.google.protobuf.Internal.ProtobufList<im.turms.client.model.proto.model.conversation.ConversationSettings> tmp =
                conversationSettingsList_;
        if (!tmp.isModifiable()) {
            conversationSettingsList_ = com.google.protobuf.GeneratedMessageLite.mutableCopy(tmp);
        }
    }
<code>repeated .im.turms.proto.ConversationSettings conversation_settings_list = 1;</code>
turms-client-kotlin/src/main/java/im/turms/client/model/proto/model/conversation/ConversationSettingsList.java