Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCopW/gdiIpY1+Vfwc2e8bR9FlOs9zHDz3cpDs7cHJ9ygF9KpuSpa5oOQdm… (1,748 chars)"
  }
}