Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFqMKiJI9b2jk14cAU3bKimCmYHQjtVuZcttKe8GBgz9BuI5+DFzIeMHlsT… (844 chars)"
  }
}