--- title: req_DH_params description: req_DH_params parameters, return type and example --- ## Method: req\_DH\_params [Back to methods index](index.md) ### Parameters: | Name | Type | Required | |----------|:-------------:|---------:| |nonce|[int128](../types/int128.md) | Yes| |server\_nonce|[int128](../types/int128.md) | Yes| |p|[string](../types/string.md) | Yes| |q|[string](../types/string.md) | Yes| |public\_key\_fingerprint|[long](../types/long.md) | Yes| |encrypted\_data|[string](../types/string.md) | Yes| ### Return type: [Server\_DH\_Params](../types/Server_DH_Params.md) ### Example: ``` $MadelineProto = new \danog\MadelineProto\API(); if (isset($token)) { // Login as a bot $MadelineProto->bot_login($token); } if (isset($number)) { // Login as a user $sentCode = $MadelineProto->phone_login($number); echo 'Enter the code you received: '; $code = ''; for ($x = 0; $x < $sentCode['type']['length']; $x++) { $code .= fgetc(STDIN); } $MadelineProto->complete_phone_login($code); } $Server_DH_Params = $MadelineProto->req_DH_params(['nonce' => int128, 'server_nonce' => int128, 'p' => 'string', 'q' => 'string', 'public_key_fingerprint' => long, 'encrypted_data' => 'string', ]); ``` Or, if you're using [PWRTelegram](https://pwrtelegram.xyz): ### As a bot: POST/GET to `https://api.pwrtelegram.xyz/botTOKEN/madeline` Parameters: * method - req_DH_params * params - {"nonce": int128, "server_nonce": int128, "p": "string", "q": "string", "public_key_fingerprint": long, "encrypted_data": "string", } ### As a user: POST/GET to `https://api.pwrtelegram.xyz/userTOKEN/req_DH_params` Parameters: ``` nonce - Json encoded int128 server_nonce - Json encoded int128 p - Json encoded string q - Json encoded string public_key_fingerprint - Json encoded long encrypted_data - Json encoded string ``` Or, if you're into Lua: ``` Server_DH_Params = req_DH_params({nonce=int128, server_nonce=int128, p='string', q='string', public_key_fingerprint=long, encrypted_data='string', }) ```