Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC2W/8k210RlvN+Nuj19CyfL7Nh9uFu1yAb1vRixRs9RXCdEUlzckI3jWdB… (1,748 chars)"
  }
}