Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCWixzPINeSGRT4Mj4jGQGYsdffPFEKePpzf9a1d8NwkmBjrw1j9R+62fHg… (1,748 chars)"
  }
}