Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBxOyHGx+qH0AEIupdAGUiC61b0UOBq0NvTb9aHoR3NlQ7DtR0tlFuQU1b2… (1,748 chars)"
  }
}