Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwG+Hv6s0Ljn+bRlZfb7MaWojF9oihoFHxWtAFx6u6e4+SoNHjR50jiiGUJg… (844 chars)"
  }
}