@interface AMDJSEngagementEventHandler : NSObject + (id)handleSingleEngagementEvent:(id)a0 forEventType:(long long)a1 forUserId:(id)a2 andStoreFrontId:(unsigned int)a3 error:(id *)a4; + (id)handleAggregatedEngagementEvent:(id)a0 forEventType:(long long)a1 forUserId:(id)a2 andStoreFrontId:(unsigned int)a3 error:(id *)a4; + (unsigned int)saveLaunchEvents:(id)a0 error:(id *)a1; @end