--- title: decryptedMessageActionRequestKey description: Request rekeying, see [rekeying process](https://core.telegram.org/api/end-to-end/pfs) image: https://docs.madelineproto.xyz/favicons/android-chrome-256x256.png --- # Constructor: decryptedMessageActionRequestKey\_20 [Back to constructors index](index.md) Request rekeying, see [rekeying process](https://core.telegram.org/api/end-to-end/pfs) ### Attributes: | Name | Type | Required | Description | |----------|---------------|----------|-------------| |exchange\_id|[long](../types/long.md) | Yes|Exchange ID| |g\_a|[bytes](../types/bytes.md) | Yes|g\_a, see [rekeying process](https://core.telegram.org/api/end-to-end/pfs)| ### Type: [DecryptedMessageAction](../types/DecryptedMessageAction.md) ### Example: ```php $decryptedMessageActionRequestKey_20 = ['_' => 'decryptedMessageActionRequestKey', 'exchange_id' => long, 'g_a' => 'bytes']; ``` Or, if you're into Lua: ```lua decryptedMessageActionRequestKey_20={_='decryptedMessageActionRequestKey', exchange_id=long, g_a='bytes'} ```