Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGTaeXZTWE/Is2hV+Pc2GRb+Tt7ropeImAfxzl/ocZNa1ZZZsYWF9n1w4UB… (1,748 chars)"
  }
}