AI-generated Key Takeaways
- 
          IMASecureSignals is an Objective-C class used to send secure signals with ad requests. 
- 
          The customDataproperty is a read-only string containing an encrypted blob of publisher-collected signals.
- 
          Secure signals with custom data are agreed upon by the publisher and bidder. 
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          The class can be initialized using initWithCustomData:.
IMASecureSignals
@interface IMASecureSignals : NSObject
/**
 * Secure Signal with custom data sent with ads request. Secure Signal with custom
 * data is an encrypted blob containing signals collected by the publisher and previously agreed
 * upon by the publisher and bidder。
 */
@property(nonatomic, copy, readonly) NSString *customData;
- (instancetype)initWithCustomData:(NSString *)customData NS_DESIGNATED_INITIALIZER;
/**
 * :nodoc:
 */
- (instancetype)init NS_UNAVAILABLE;
@endUndocumented
- 
                  
                  Secure Signal with custom data sent with ads request. Secure Signal with custom data is an encrypted blob containing signals collected by the publisher and previously agreed upon by the publisher and bidder。 DeclarationSwift var customData: String { get }Objective-C @property (nonatomic, copy, readonly) NSString *_Nonnull customData;
- 
                  
                  Undocumented DeclarationSwift init(customData: String)Objective-C - (instancetype)initWithCustomData:(NSString *)customData NS_DESIGNATED_INITIALIZER;