Set Dynamic variables as environment variables in the pre-requisites

I want to generate dynamic variables in my pre-requisites and then store them in the environment variables.
Then retrieve the variables from the environment and parse it in my post request.
thank you

Hi @LudmillaChellemben, we advise you to search through the community and share the attempts that you made to solve this problem.
If you’re stuck then the people of the community will be able to assist you for sure.

Currently, you can check out our docs:
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One of the posts that already suggests a solution: Set array from environment variable for request body in postman