I need help with setup postback and click id for not listed affiliate network in Bemob

[mi2]

I am using Bemob as a tracker, that affiliate network suggest use postback like this

http://example.com/postback?click_id={s2}&amount={amount} So I setup postback on Bemob like this

http://g878b.bemobtrk.com/postback?click_id={s2}&amount={amount} Is this right?

For click id, they said "S2 parameter can be used for passing click (hit) ID" click_id={s2}

So I setup like this

https://example.com/qjmfgbeeczkjyce?s2={clickId} is this right?

or like this

https://example.com/qjmfgbeeczkjyce?s2={click_id}