Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCqaUOiyp2WkNMi5SWDYFoU/DL1EOQ/ynWJMEa2DVoCD0f2cZCG4a6J2CEN… (1,748 chars)"
  }
}