Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCQd9gtGd/NvxTeDVi9AxA6tj4+rnjfoE6pHWHqbG3NbXCuqpx7Kv8jqNwM… (1,748 chars)"
  }
}