Direct link to apk with included obb cache:
linkAs for skeletal meshes, it seems like the similar issue as for latest mobile games with 4.24+.
ERROR: Memory: bad allocation size -612659008 bytes
appMalloc: size=-612659008 (total=0 Mbytes) <- FArray::Empty: -1754403261 x 64 <- TArray::Serialize: 0/0 <- FSkelMeshSection4::SerializeRenderItem <- TArray::Serialize: 1/11 <- FStaticLODModel4::SerializeRenderItem <- TArray::Serialize: 0/1 <- USkeletalMesh4::Serialize <- LoadObject: SkeletalMesh4'SKM_BlackSharkBase.SKM_BlackSharkBase', pos=83F9A, ver=518/0 (unversioned), game=ue4.25 <- UObject::EndLoad <- LoadWholePackage: Game/Model/Character/BlackShark/Mesh/SKM_BlackSharkBase.uasset <- CUmodelApp::ShowPackageUI <- Main: umodel_build=1437
Sample meshes:
link