Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB0nrb1CJNpcVEqVmipFwjQPyXOK7UJob6JLRscymgquRBNqNqL1AhvJBNP… (1,748 chars)"
  }
}