Hello Mester,
maybe you can do a request to add xgr token to https://idex.market/

Submit token:
https://docs.google.com/forms/d/e/1FAIpQLSfzF_NTscqqK4TPuJQixe4tZCEJHDVJdTLvNelb_V2D582RVg/viewform?usp=sf_link