First you need to create a Direct call rule in the DTM interface and in the conditions tab on Direct call rule specify the string say "Ajax_Complete_Event" and then under Adobe Analytics tab , initialize the Traffic/conversion variables and event which needs to be triggered when the Direct call rule is fired. Please see the following link for more information on Direct Call rules.
First you need to create a Direct call rule in the DTM interface and in the conditions tab on Direct call rule specify the string say "Ajax_Complete_Event" and then under Adobe Analytics tab , initialize the Traffic/conversion variables and event which needs to be triggered when the Direct call rule is fired. Please see the following link for more information on Direct Call rules.