https://ovehj9vny27v.authing.cn/api/v2/saml-idp/66c3fb9318e9ea7e37da2dc5?SAMLRequest=PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz48c2FtbDJwOkF1dGhuUmVxdWVz%20dCB4bWxuczpzYW1sMnA9InVybjpvYXNpczpuYW1lczp0YzpTQU1MOjIuMDpwcm90b2NvbCIgQXNz%20ZXJ0aW9uQ29uc3VtZXJTZXJ2aWNlVVJMPSJodHRwczovL2F1dGgtZGV2My5kc3BoZXJlLmNvbS5j%20bi9hdXRoL2FwaS92MS9hdXRoL3Nzby9zYW1sL2xvZ2luIiBEZXN0aW5hdGlvbj0iaHR0cHM6Ly9v%20dmVoajl2bnkyN3YuYXV0aGluZy5jbi9hcGkvdjIvc2FtbC1pZHAvNjZjM2ZiOTMxOGU5ZWE3ZTM3%20ZGEyZGM1IiBGb3JjZUF1dGhuPSJmYWxzZSIgSUQ9Ijg1NzYyYzgxMzcwMzRiYjNhNjc3NDQ5OTBi%20Mzg5YTlmIiBJc1Bhc3NpdmU9ImZhbHNlIiBJc3N1ZUluc3RhbnQ9IjIwMjQtMDktMDVUMTA6NTg6%20MDIuMTU0WiIgUHJvdG9jb2xCaW5kaW5nPSJ1cm46b2FzaXM6bmFtZXM6dGM6U0FNTDoyLjA6Ymlu%20ZGluZ3M6SFRUUC1QT1NUIiBWZXJzaW9uPSIyLjAiPjxzYW1sMjpJc3N1ZXIgeG1sbnM6c2FtbDI9%20InVybjpvYXNpczpuYW1lczp0YzpTQU1MOjIuMDphc3NlcnRpb24iPmh0dHBzOi8vYXV0aC1kZXYz%20LmRzcGhlcmUuY29tLmNuPC9zYW1sMjpJc3N1ZXI+PHNhbWwycDpOYW1lSURQb2xpY3kgQWxsb3dD%20cmVhdGU9InRydWUiIEZvcm1hdD0idXJuOm9hc2lzOm5hbWVzOnRjOlNBTUw6MS4xOm5hbWVpZC1m%20b3JtYXQ6ZW1haWxBZGRyZXNzIi8+PC9zYW1sMnA6QXV0aG5SZXF1ZXN0Pg==&RelayState=36hfgmllsf
补充：我发现回调域名中带 ‘-’ 斜杠，都无法正常访问。比如abc-auth.com等
