Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCiL1+HTdHqUb3TuvvA8ld8N+yB5f3BymJi5EPfA44Pv2Q6ib3D1dhG9UlC… (1,748 chars)"
  }
}