Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCS4yHPhPEz+JlPYDGfH0a0PQDNdRH22RiL+h5Ays/0WBe7I1VxgSSd6AqN… (844 chars)"
  }
}