Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQB0ygCQaUoMMpI0cNerFgNeiJ6vZRvjR6k0Kb7uc/X8kjI/u1blTyWIBJTX… (1,748 chars)"
  }
}