Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQB40r2yYH0NhJ9BHp5roB7+T9xjAJWBsj3KKCFOe/mIMyty/uwLH/ddahG2… (1,748 chars)"
  }
}