{"issuer":"https://ai.metricool.com","authorization_endpoint":"https://app.metricool.com/oauth/authorize","token_endpoint":"https://app.metricool.com/oauth/token","registration_endpoint":"https://app.metricool.com/oauth/register","scopes_supported":["mcp:read","mcp:write"],"response_types_supported":["code"],"response_modes_supported":["query","fragment"],"grant_types_supported":["authorization_code","refresh_token"],"token_endpoint_auth_methods_supported":["client_secret_basic","client_secret_post","none"],"code_challenge_methods_supported":["S256","plain"]}