NPC animation are hard to make anyone can help
Making NPC literally like get harder to script
Pretty sure a basic “Animate” script should work, the one you find in players. Simply replace the animation both in the script and the child of the script with the one you’ve made and you should be good. Make sure the animation is looped and on movement priority though.
script how to make jumping script help me 
For jumping, it’s exactly the same, just instead of replacing the walking animation, you’re replacing the jumping one. Half of the jump though is the actual jumping animation, and the other half is falling so make sure to take that into account!