curl --request GET \
  --url https://apigw.bienport.com/api/camera/imou/app-system-info \
  --header 'Authorization: <authorization>' \
  --header 'OrganizationId: <organizationid>'

{
  "appId": "10a3d2ğ3py6ac690dv",
  "nonce": "12sefsef4",
  "sign": "dm4c0qc5p5ddt5ed555yfc93v095r0ap5",
  "time": 12324353545,
  "ver": "1.0"
}