Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBCEed84GxsHNCWISctu8/ocXQBUZgmWnFu3dunQYVsB1vFkrNwu8nBVXiH… (1,748 chars)"
  }
}