Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDbN1LtdKOOKZ6qeCKom6wRXUKwJ6ltEcHkQij+uIIjsiZRVDwkRCJhIbu+… (1,748 chars)"
  }
}