Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCpJJybj3pt8XKca4PtEK4lPL6NBkJR/M1Jio2xmQOh7ST8tK5FM6diIQLa… (1,748 chars)"
  }
}