Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFjIiLvlbgYAUmABeMwsgoTuPtUNPSLnLHpyJQhV4mtLA+lOWv/1a1JQ0XZ… (1,748 chars)"
  }
}