Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwALBGo+grE3N+y2j63uRhap3lH8WYjNBfnIJwCLXvxKlHe7b3pYVRcINas3… (844 chars)"
  }
}