public Builder setInPrivateConversation(boolean value) {

            inPrivateConversation_ = value;
            bitField0_ |= 0x00000010;
            onChanged();
            return this;
        }
<code>optional bool in_private_conversation = 5;</code>

@param value The inPrivateConversation to set.
@return This builder for chaining.
turms-server-common/src/main/java/im/turms/server/common/access/client/dto/request/storage/QueryMessageAttachmentInfosRequest.java