The Unix timestamp conversion with all the timezones will be available here
Unix/Epoch timestamp gives a unique representation of the date-time around worldwide. It always represents the date-time at GMT (Greenwich Mean Time Zone) or UTC. The different location times will be obtained from the time difference to the GTM.
The other alternative for timestamps to use in programming is ISO-String, but even the ISO-string are generic for all the timezones. The conversion of the date string to a different timezone is not as simple as converting the timestamp.
For Example, If the timestamp value is 1577923200 then,