Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCZJfAFWEc9Hj0tnAs+4zPb+k8Bf+hOn4kr3d92kfR6PTvXl7vdXwxs1rbL… (1,748 chars)"
  }
}