Hi Ahmet,
Yes, you can invoke service with JS code and pass there needed request parameters.
Also for you know:
1 "parameters" and "body" you can specify in any service you need.
2 It depends on server part how parameters should be passed.
3 here is correct code for better understanding it:
pre
dogsList2.execute({
//Specify url string parameters. (works in all HTTP methods)
parameters: {"www": "aa"},
//Specify body parameters. (not supports by "GET" or "DELETE" methods, see RFC for details).
body: {"bdf": "123"}
})
/pre
Regards.