How to get total print time from REST API?

What is the problem?
I need to get total printing time and display it in my c# client. Is possible to get total printing time?

https://docs.octoprint.org/en/master/api/job.html#retrieve-information-about-the-current-job

https://docs.octoprint.org/en/master/api/datamodel.html#sec-api-datamodel-jobs-progress