Unfortunately, the Prop Mover does not allow you to rotate objects, as it is specifically designed to move an object from its initial position to another in a straight or curved line, or make it follow a set path.
According to the official Epic documentation:
“The Prop Mover device allows props to be moved along a path or direction during gameplay.”
Here’s the documentation on how the Prop Mover works
This greatly limits its use when trying to create more complex animations, such as the ones seen in Fall Guys props.
In this case you can try to combine the Prop Mover with the Level Sequencer, which allows you to animate objects in UEFN, including rotations, scaling, and more.
You can use the Level Sequencer to set up the rotation you need, and at the same time use the Prop Mover to move the object if necessary.
Here’s a video that explains how to use the Level Sequencer step by step: