Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAywTkTKuBvSszM8NJMGRPUfPPoiyIKd1yBEhn4gmxlZ3DdrHSyoKmisZB/… (1,748 chars)"
  }
}