Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHG7iIH3gyPMa2NM/BRfOAHVt1Hk9gRR6YysuU9XW4rvz0HIJku9KXEBj5I… (844 chars)"
  }
}