Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBq6xqWuHMQBXMGeBKJx/lDaW+a385FGEYe9H3G9B/oMnB7Q/5ncFbWKW3T… (1,748 chars)"
  }
}