Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAW3ZyXQfoGhacwFw7DJWeRO3jwEYELa61ptNNiNF8LPRvnD2R7nUxnBe5K… (1,748 chars)"
  }
}