Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBb528fGvXNmVObyoUAJ6cS/h+E5K8Oq+pul/7QmN9rOFjH2GT7Cd/iuTYO… (1,748 chars)"
  }
}