Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwG8bf2E/KZED7tQf+yg3ALzuP8v8h9mJHTW2nNlQkECUXZyG4CMLltKGD9g… (844 chars)"
  }
}