Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQEFoVo02H+wbkrLeTW8TkYJ6nlYDgoreRkCPmai+CrIxlk//hGJVf+YYO8/… (1,748 chars)"
  }
}