Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAVHdMhBsDHgoz3iXU6/n6eEKNLVPebqTnZ1PBAzjd1NAPAOvkFF6TD3H45… (1,748 chars)"
  }
}