I use FTX to trade the indices like SHITPERP and MIDPERP
Those are the benefits we'll both get if you use my referral FTX link above
When users sign up with your affiliate link, you will receive 30.00% of their trading fees and they will receive a 5.00% fee discount all their trades.
Rebates will be calculated and paid out at 00:05 (UTC) daily on the previous day's trading and are granted based on volume from discounted fees"