Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFEpkFTD3lkWJcrAsMdh06yTiavxLYzXFH8y4zE7NanDB3Ac0Zzz3zyy/ie… (1,748 chars)"
  }
}