Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEnt0CN9NsWhumxHUv/vndUmM3Ws2X6hBXVKqsY8qh3Dh00VA/8i74ZVD8B… (1,748 chars)"
  }
}