Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBeEJs6zeRr9/R77IvDFOAv4LZQeNqqNXpm3kyZX5Exmzk4WYcuP6MQigNQ… (1,748 chars)"
  }
}