@interface _TtCC31_AuthenticationServices_SwiftUI26WebAuthenticationOperationP33_8E8F7254784E6C7F9718057E730AB2A627PresentationContextProvider : NSObject { void /* unknown type, empty encoding */ presentationAnchor; } - (id)init; - (void).cxx_destruct; - (id)presentationAnchorForWebAuthenticationSession:(id)a0; @end