title: Liferay json api add expando value
body: <p>I'm triing to add a value to the custom field i made for a Group. (or site currently). I get a message thats is needs a int and not a string, how can i specify the type in the url?</p>
  
  <p>localhost:8080/api/secure/jsonws/expandovalue/add-value?companyId=10153&amp;className=com.liferay.portal.model.Group&amp;tableName=CUSTOM_FIELDS&amp;columnName=UID&amp;classPK=24049&amp;data=130</p>
  
  <p>The exception i get: 
  {"exception":"com.liferay.portlet.expando.ValueDataException: Column 14911 has type custom.field.int and is not compatible with type custom.field.java.lang.String"}</p>
  
  <p>The type of the custom field is a 32bit integer.</p>
  
  <p>Any ideas?</p>