| 摘要 |
In order to provide an offline-based social network service from a social network service system to a plurality of terminals, an online history identifier corresponding to an offline event is transmitted to a first terminal when an online history identifier creation request message is received from the first terminal that creates the offline events among the plurality of terminals. a participant registration confirming message is transmitted to the first terminal when information on a participant list including a second terminal is received from the first terminal, and the created online history identifier is transmitted to the second terminal, thereby providing the offline-based social network service to the first terminal and the second terminal.
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