Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGnUzDvHGOBGz3lxsoHrU2n46LQ55qC7eiEPegFHZkEbR83DbH2jPHfzEbc… (1,748 chars)"
  }
}