Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAcKsFXp0WyP+Ay2f3Kb2lBJkLynPXn+cXskLNq09RJ4RxhUGPHXJF5l7XV… (1,748 chars)"
  }
}