Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCPj4sFt3/p0WmHF5bHOZKWUXkTZSowRhZMneFQvjLAekKvNu/iS2/5YeBY… (844 chars)"
  }
}