{"SetTradingKeyRequest":{"user":"seleznyov.testnet","trading_key":"MjNmNTkxNzViNWNjZjUyMDIwMmEzNzExNDZmNWQ5MjNjYzg0NzRlNzc2NmUwMDIyYjIwMjk2MDJhYTFhZjA4ZA=="}}