Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCsWhPQA2srd+wSkEdO1Ixt3DzJyB3M4ucYCKbMY5SrLhDuwZIzc+w4vrU9… (1,748 chars)"
  }
}