Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBuLpoIs3plLxHS3h4ck66LUXLSfVZMZRPR5eEsnR9+ESE1X5MdPawC2ZoH… (1,748 chars)"
  }
}