{"SetTradingKeyRequest":{"user":"refrew.testnet","trading_key":"MjM1NTJhYjlkN2RkNzkwOWM4OTkyOGZlNGQ2MjQ4MWI3OGRmMTQ3ZDRjYWNjNzNjOTM0ODcwNTJhNTc2YTAzZA=="}}