title: Querying custom field through REST API in VersionOne
body: <p>Query:</p>
  
  <p>I have a custom field named Custom_ProductOwner and I am trying the below query.</p>
  
  <p>/rest-1.oauth.v1/Data/Story?sel=Custom_ProductOwner</p>
  
  <p>I get this error. How do I query custom fields using REST API?</p>
  
  <p>{"Error":{"Exception":[{"Message":"Unknown token: Custom_ProductOwner","class":"VersionOne.MetaException"},{"Message":"(1) Unknown AttributeDefinition: Story.Custom_ProductOwner\n(2) Unknown token: Custom_ProductOwner","class":"VersionOne.MultipleException"}],"Message":"Invalid SEL parameter","href":"/Example/rest-1.oauth.v1/Data/Story?Custom_ProductOwner&amp;where=Scope='Scope:251757'"}}</p>
  
  <p>Thank you
  Bhushan</p>