Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDGF/Mj1N3tMaPPIdmlhGpq9sKVZjwJMM6ifoc8A0puYzAIadB2w2U/L8cM… (1,748 chars)"
  }
}