Assuming it’s a static mesh: double-click the asset in the Content Browser then, in the Mesh Editor, hit the “UV” button in the top bar to see its UVs - if all is well, UV Index0 should match the unwrap you did in your 3D tool.
Assuming it’s a static mesh: double-click the asset in the Content Browser then, in the Mesh Editor, hit the “UV” button in the top bar to see its UVs - if all is well, UV Index0 should match the unwrap you did in your 3D tool.