I’m not entirely sure how you would go about this, however, keyframes hold the poses that makes up an animation. They are also found as objects after animating a rig with Moon Animator (not entirely sure if the same thing is with the default Roblox animator). Keyframes may also be extracted from the Animation object itself as well (not completely sure so I could be wrong about that).
Anyhow, consider looking up the documentation regarding keyframes, it might be useful: