Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBzXxMTm28vYDeAr+DhdrRPjO4vJNSeiz2uIwu0Y1o+ZA2Q1kq11bMPCZxP… (1,748 chars)"
  }
}