Mail/Message
In BACKND, there is admin mail that the admin can send from the console, and messages and mail that are exchanged between users.
Related console guide: BACKND Base - Mail Management - Admin Mail
Related SDK developer documentation: Mail Feature - Receiving Mail List / Message Feature - Sending Messages
Differences between mail and message
| Classification | Message | |
|---|---|---|
| Sent By | Console and users | Users |
| Content | Messages and items(game information) | Messages only |
| Expiration Date | Sent from the console: 1 day / 7 days / 15 days / 30 days, sent from a user: 15 days | Indefinite(until deleted) |
Default mail features
You can check the mail received from admins and other users.
- Expired mail is not returned to the sender.
- For each type, up to 100 pieces of mail can be received.
Admin mail features
Admin Mail is a feature for sending specific items to users from BACKND Console.
- You can set the expiration date of the admin mail from among four options(within a day, 7 days, 15 days, 30 days) and send it.
- If the mail was set to expire within a day, you can set the hours.(1 hour, 3 hours, 6 hours, 12 hours, 24 hours)
- Expired or received mail is deleted automatically from the received mail list.
- You can send push notifications to users if you have sent admin mail from the console.
- You can register 0 - 10 items.
Ranking mail features
When rankings are reset, the ranking rewards are sent via mail.
- Ranking mail is treated as admin mail.
- The expiration date of ranking rewards is 7 days from the date of the reward handout.
- Expired or received mail is deleted automatically from the received mail list.
User mail features
User mail is a feature that allows item trading between users.
- User mail expires after 15 days from the date it was sent and is no longer available on the mail list after that.
Message features
BACKND provides a messaging feature between players.
- You can set the maximum number of messages that can be held and the character limit in BACKND Console.
Real-time notifications
The real-time notification feature allows you to check the requests below in real time:
- User mail arrival notification
- New message arrival notification