Rig and Animate a 3D existing 4 legs (goat) Maya character

I have a 3D character of a goat with textures and we need to animate it, it must be compatible with Mixamo including textures

Please send me only a couple of links to see related stuff that you've done related to character 3D animation

Task to be done , RIG the existing model , this is a first task project for the developer