Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGqCgqXFglJgxRtiLDd1nq0yQw1WZjLjQhgykfYD9USfRPTKSqIvNzko6iP… (844 chars)"
  }
}