Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAcIbWVSXRkjb0L4DEnVaOO5OHnR49LweeOeLUEnZ0O5Gg6GF3OxkT27GSO… (1,748 chars)"
  }
}