Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwE1Uf9IMrRpZ5/Ge2f5CsdBRrYRNtExGzn7zU4gK3fKKxbSsUvFyJwsBBlV… (844 chars)"
  }
}