Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCnbBEZ9HR+Gy59/pGRiVNKKyERtd/JzEgs0GPd0H9lUQPYvzXBJLj1sfaL… (1,748 chars)"
  }
}