{"issuer":"https://www.cpoauth.com","authorization_endpoint":"https://www.cpoauth.com/oauth/authorize","token_endpoint":"https://www.cpoauth.com/api/oauth/token","userinfo_endpoint":"https://www.cpoauth.com/api/oauth/userinfo","revocation_endpoint":"https://www.cpoauth.com/api/oauth/revoke","scopes_supported":["openid","profile","email","cp:linked","link:luogu","link:atcoder","link:leetcode","link:codeforces","link:github","link:google","link:clist","cp:summary","cp:details"],"response_types_supported":["code"],"response_modes_supported":["query"],"grant_types_supported":["authorization_code","refresh_token"],"token_endpoint_auth_methods_supported":["client_secret_post","none"],"revocation_endpoint_auth_methods_supported":["client_secret_post","none"],"code_challenge_methods_supported":["S256","plain"]}