Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBW5PP+0Cjv9l0asPZ0Q6lBFW4cTEXjZnNpbYLjPZUP+zVi8drBzzIhAZzA… (1,748 chars)"
  }
}