Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA/Uu6vNgz8VtD92T+yOSYvwaj9ypSL0WUfrCtKF1yfWCd+42YWFFuRBG2l… (1,748 chars)"
  }
}