object(stdClass)#1 (3) {
  ["account"]=>
  string(3) "hnm"
  ["server_name"]=>
  string(18) "s150.coreserver.jp"
  ["api_secret_key"]=>
  string(32) "MidLagbqZcsMI2h6xycN3Fm6Ex8pVhaq"
}
{"status_code":500,"error_target":"api_secret_key","error_message":"empty","error_code":100001}