@class NSDictionary, NSDate; @interface MXSourceXPCPayload : NSObject @property (class, readonly) BOOL supportsSecureCoding; @property long long sourceID; @property (retain) NSDate *datestamp; @property (retain) NSDictionary *metrics; - (void)encodeWithCoder:(id)a0; - (void).cxx_destruct; - (id)initWithCoder:(id)a0; - (id)initWithSourceID:(long long)a0 withDateStamp:(id)a1 andMetrics:(id)a2; @end