@class NSString; @interface AMSDelegateAuthenticateRequest : NSObject <NSSecureCoding> @property (class, readonly) BOOL supportsSecureCoding; @property (copy, nonatomic) NSString *challenge; @property (copy, nonatomic) NSString *userAgent; + (id)preferredUserAgent; - (void)encodeWithCoder:(id)a0; - (void).cxx_destruct; - (id)initWithCoder:(id)a0; - (id)initWithChallenge:(id)a0 userAgent:(id)a1; @end