Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQALIk2iwp9DvBoX3Dwsi/wlTkSR5XCmSuj8axJoOKwfnW4CRy10ptNlV/r6… (1,748 chars)"
  }
}