Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDWlNXA6aAgPqMOkVnR7MDI5sa1LGKFdHDyVdI3GOIk5zzzycKKRrhKVpPE… (1,748 chars)"
  }
}