Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBP3LGVkJj1D/6QLmT4aGui6qrS58l+FfSEuDoTUj1x3ipq3/9LVoEEGMCJ… (1,748 chars)"
  }
}