Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAtdEqcsYy/NEUO/MgV2eax4HUG5SZhUmar3hRyuQQITXT+iYvGwHsklRi4… (1,748 chars)"
  }
}