Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBPH/7bAzAuPP3ysTqKitoSg6WYCuHGp5VzMiqrj7so/Qvojh+jEbikQIk/… (1,748 chars)"
  }
}