Sends a request to start a secret chat to the user.
Method schema is available as of layer 8. Switch »
| Name | Type | Description |
|---|---|---|
| user_id | InputUser | User ID |
| random_id | int | Unique client request ID required to prevent resending. This also doubles as the chat ID. See here » for more info on random ID deduplication and updateMessageID mapping. |
| g_a | bytes | A = g ^ a mod p, see Wikipedia |
| Code | Type | Description |
|---|---|---|
| 400 | DH_G_A_INVALID | g_a invalid. |
| 400 | INPUT_USER_DEACTIVATED | The specified user was deleted. |
| 400 | RANDOM_ID_DUPLICATE | You provided a random ID that was already used. |
| 400 | USER_ID_INVALID | The provided user ID is invalid. |
| 403 | USER_IS_BLOCKED | You were blocked by this user. |
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