Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCOlHsu91Kf+7w3k/4F9lDcNLDDAmqvpirwL/kJMprt7nl8z2RDZm4W/NN7… (1,748 chars)"
  }
}