Testing bits in extensions Rig/Site

Extensions
9

Okey, Im using setUseLoopBack ON RIG but when i use bits this function

  const twitchSku = this.selectedSkill.key;
  this.twitchHelper.bits.useBits(twitchSku);

return me

  1. Request URL:https://api.twitch.tv/v5/bits/extensions/is-eligible/XXXXX
  2. Request Method:POST
  3. Status Code:401

the documentation dont explain anything