To get a new object with all defaults populated use the $new keyword.
GET http://restapi.lucity.net/gbaMS/Work/Requests.svc/$new
See Also
Special Functions
Getting Record Counts: $count
Getting pick lists: {PropertyName}/ and {PropertyName}/$count
Caching support on lookups
Special lookups
Getting metadata: $fields
Discoverability
Document attachments, uploads, downloads
Working with Existing Filters: $filters and $myfilters
Errors
Commands
Tools
Clearing Cached Data: $cache
Warnings and Conflicts
Getting live updates based on property changes made by an end user
Secure Fields
ObjectCanBeEditied,ObjectCanBeDeleted
SQL Injection Considerations