Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBbzF+SkkDT3era5NI76AH9bnPA1OiXag3bY7J/IVEkVSSrC7RfuWhmQIi/… (1,748 chars)"
  }
}