@class NSString, NSDictionary; @interface CAXContextualActionContent : NSObject <NSSecureCoding, ATXProtoBufWrapper> @property (class, readonly) BOOL supportsSecureCoding; @property (readonly, nonatomic) NSString *contentType; @property (readonly, nonatomic) NSDictionary *contentMetadata; - (id)initWithProto:(id)a0; - (id)encodeAsProto; - (id)proto; - (id)initWithProtoData:(id)a0; - (void)encodeWithCoder:(id)a0; - (BOOL)checkAndReportDecodingFailureIfNeededForid:(id)a0 key:(id)a1 coder:(id)a2 errorDomain:(id)a3 errorCode:(long long)a4; - (id)jsonRawData; - (id)json; - (void).cxx_destruct; - (id)initWithCoder:(id)a0; - (id)initWithContentType:(id)a0 contentMetadata:(id)a1; @end