Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEB/YeIVXG7eKKeTIolQ8sPxAU8BdE3+0AfjqE9+aBrAT/uKr9HsZVPR7kW… (1,748 chars)"
  }
}