Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFNJHhFVbVHyEodwHVC/NhH1aIvULh1zW2Vs1t8UmQnFVie0KfBgdEfrI61… (844 chars)"
  }
}