Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCtmZhvX0cqlWJjXUxO24l1b///Eqd3Ig2sn7bMpludFgK4De8kDUGbADyZ… (1,748 chars)"
  }
}