Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwH1zFUiRQsDG0flzr3G7w4Jk1R9SAiz1KjSi+m2tScODmb0ITcvmRKyOyiP… (844 chars)"
  }
}