Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCRn5AROg0PxeBOUWLe1kjg0S1hh+vr6F74Rp+087fS4UtFPtTEUfVmYjv/… (1,748 chars)"
  }
}