How to extract data from pages where pages number are not give?

Describe the problem.
I want to collect data from given site page and it contains pagination type from where I can not extract data from all pages of a category ...............
Please provide a solution for this problem
here is image url of pagination type....
https://docs.google.com/document/d/1anVvuWGXXPzyzLiOZIxaYBkiyv7teUkBvMlF5W0gLeo/edit?usp=sharing

Url: https://www.flannels.com/men/clothing/loungewear

Sitemap:
{"_id":"data1","startUrl":["https://www.flannels.com/men/clothing/loungewear"],"selectors":[{"id":"Links","type":"SelectorLink","parentSelectors":["_root"],"selector":"a.ProductImageList","multiple":true,"delay":0},{"id":"P Data","type":"SelectorText","parentSelectors":["Links"],"selector":"span#lblProductName","multiple":false,"regex":"","delay":0},{"id":"pCode","type":"SelectorText","parentSelectors":["Links"],"selector":"div.headerProductCode","multiple":false,"regex":"","delay":0},{"id":"Colour","type":"SelectorText","parentSelectors":["Links"],"selector":"select#colourDdl","multiple":false,"regex":"","delay":0},{"id":"Size","type":"SelectorText","parentSelectors":["Links"],"selector":"select.SizeDropDown","multiple":false,"regex":"","delay":0},{"id":"Discription","type":"SelectorText","parentSelectors":["Links"],"selector":"span[itemprop='description']","multiple":false,"regex":"","delay":0},{"id":"Qulity","type":"SelectorText","parentSelectors":["Links"],"selector":"[itemprop='description'] ul","multiple":false,"regex":"","delay":0},{"id":"Image URl","type":"SelectorImage","parentSelectors":["Links"],"selector":"img.piActiveThumb","multiple":false,"delay":0},{"id":"brand","type":"SelectorText","parentSelectors":["Links"],"selector":"span#lblProductBrand","multiple":false,"regex":"","delay":0},{"id":"P Name","type":"SelectorText","parentSelectors":["Links"],"selector":"span#lblProductName","multiple":false,"regex":"","delay":0},{"id":"Dicounted Price","type":"SelectorText","parentSelectors":["Links"],"selector":"span.originalTicket","multiple":false,"regex":"","delay":0},{"id":"Price","type":"SelectorText","parentSelectors":["Links"],"selector":"span#lblSellingPrice","multiple":false,"regex":"","delay":0},{"id":"pages","type":"SelectorLink","parentSelectors":["_root"],"selector":".col-md-6 a.swipeNextClick","multiple":true,"delay":0}]}

When you click Next, the URL does change in a consistent way so you can just use the Specify multiple urls with ranges method. You do not need to create a paginator.