What is wrong? if anyone know how to solve it coud yyou help me with this task

Tell us what’s happening:
Describe your issue in detail here.

  **Your code so far**

function checkObj(obj, checkProp) {
// Only change code below this line
var checkObj = {
gift: "pony",
pet: "kitten",
bed: "sleigh"
};
if (checkObj.hasOwnProperty(checkProp)) {
return checkObj[checkProp];
} else {
return "Not Found";
}

}
return "Change Me!";
// Only change code above this line
}
  **Your browser information:**

User Agent is: Mozilla/5.0 (Windows NT 10.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.71 Safari/537.36

Challenge: Testing Objects for Properties

Link to the challenge:

You haven’t told us what you need help with. Will you please edit your post to finish creating it?

What is the intent of this thing? And what happened to the obj parameter?