How to send post request to the below post method using postman rest client

Question

Open Postman.
Enter URL in the URL bar http://{server:port}/json/metallica/post.
Click Headers button and enter Content-Type as header and application/json in value.
Select POST from the dropdown next to the URL text box.
Select raw from the buttons available below URL text box.
Select JSON from the following dropdown.
In the textarea available below, post your request object:
```
{
 "title" : "test title",
 "singer" : "some singer"
}
```
Hit Send.
Refer to screenshot below: