Duration
This is the processing length required to complete the process, this is measured in ticks, there is 20 ticks per second
so a duration of...
- 20 = 1 second
 - 100 = 5 seconds
 - 200 = 10 seconds
 - 400 = 20 seconds
 - 1200 = 1 minute
 - 6000 = 5 minutes
 
Example
"duration": 400