An easy script to get a ROBLOX Profile with an emote pic - To run just copy the code, paste on console and follow the instructions

EmoteProfileROBLOX.js

$.ajax({
  method: "POST",
  url: "https://avatar.roblox.com/v1/avatar/thumbnail-customization",
  contentType: "application/json",
  // ------------ //
  data: JSON.stringify({
     //-> The configurations of the camera pos
    "camera": {
      //-> Ranges are inclusive.
      "distanceScale": 2, // 0.5 to 4
      "fieldOfViewDeg": 30, // 15 to 45
      "xRotDeg": 0, // -20 to 20
      "yRotDeg": 0 // -60 to 60
    },
    // ------------ //
    //-> Make sure you have the emote you are taking the ID from.
    "emoteAssetId": 0, //-> Emote asset ID.
    //-> These can both be 0 for no animation, but both can't be non-zero at the same time.
    "idleAnimationAssetId": 0, //-> Idle animation asset ID (Same of emote or another).
    // ------------ //
    "thumbnailType": 2
    /** 
    -> 1 = Closeup (headshot).
    -> 2 = FullBody (bodyshot).
    ! Closeup and FullBody can have different configurations.
    **/
  })
});