title: How to pass variables in mutation graphQL Playground?
body: <p>I am using apollo express server 2.0. And I am trying to execute mutation in the graphql playground. Here is the mutation I have attached a screenshot with another screenshot of a variable.</p>
  
  <p><a href="https://i.stack.imgur.com/rGGfu.png" rel="noreferrer"><img src="https://i.stack.imgur.com/rGGfu.png" alt="Mutation Command to create new user"></a>
  <a href="https://i.stack.imgur.com/VAThX.png" rel="noreferrer"><img src="https://i.stack.imgur.com/VAThX.png" alt="Mutation variables"></a></p>
  
  <p>I am getting the following error when I am trying to execute mutation command in the graphql playground.</p>
  
  <p><a href="https://i.stack.imgur.com/TmN8v.png" rel="noreferrer"><img src="https://i.stack.imgur.com/TmN8v.png" alt="enter image description here"></a></p>
  
  <p>Please guide me where I am incorrect.</p>