@interface _PXFeedSyntheticDataSource : PXSectionedDataSource { long long _numberOfSections; long long _numberOfItemsPerSection; } - (long long)numberOfItemsInSection:(long long)a0; - (long long)numberOfSections; - (id)objectAtIndexPath:(struct PXSimpleIndexPath { long long x0; long long x1; long long x2; long long x3; })a0; - (id)initWithNumberOfSections:(long long)a0 numberOfItemsPerSection:(long long)a1; @end