Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBCPISlcnWQhD4qjoS0i3cNYri7y8KQEWUGcKdAR1EfpnCLViytN0JiL2vh… (1,748 chars)"
  }
}