Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDKDCZu/ZNqmEImnTaG0xX99SnHaQTcNMU7cIl3HDINbl1suC3r0R3OynK4… (1,748 chars)"
  }
}