Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDDD/s1uu/77MiV7zR2NsxESIgM6aRSW3dpnxUdcW/SE1pVSi0p9LdMuonq… (1,748 chars)"
  }
}