Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwC3UfDXqXfU6Ov70G9sPnW4zg7kW2mX6Ue2fgMTHPlgSEbaqFRHM4/tlPLm… (844 chars)"
  }
}