Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAjawfkLyg8OOxu7V25nriIlMeCDP8OIKrY2S+BOlBrJ3chfO9bPYGPBJrk… (1,748 chars)"
  }
}