curl --request PUT \
  --url https://api.zapkey.io/chat/updatePrivacySettings/{instance} \
  --header 'Content-Type: application/json' \
  --header 'apikey: <api-key>' \
  --data '
{
  "privacySettings": {
    "readreceipts": "all",
    "profile": "all",
    "status": "all",
    "online": "all",
    "last": "all",
    "groupadd": "all"
  }
}
'

This response has no body data.