How do I chunk/paginate existing Seq[(String)] session value?

I have a Seq[(String)] session value that holds hundreds of values and I need to send it
in 10 values per request. So if I have 100 values in my Seq[(String)], than I will have to iterate the request 10 times.

The body of my request look as follows:

..."Ids": [

If anyone is interested, I figured out a solution and it can be found here: