Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDvxVZHzAnsUp6YmqbX/hiUj4IzwoTlNbPU2h1OdJNnlWBWiILV8ozkqe/r… (844 chars)"
  }
}