{"SetTradingKeyRequest":{"user":"yxs123.testnet","trading_key":"ZDE0MGE2NTcwNmRkZWU0MDllMzY0Njc5Y2U3NmZjODhhMWUwMDI5MjFkMjdlN2MyOTFmOGM1MzE3ZmQ4ZTYyOQ=="}}