You can retrieve a full list of any of the objects which are stored in your database. This allows you to discover the appropriate identifiers to use when creating or modifying tickets.

• Statuses
• Priorities
• Teams
• Brands
• Departments
• Escalation Paths
• SLAs
• Filters
• Custom Fields
• Users
• Macros
• Responses
• E-Mail Addresses
• Twitter Accounts

At present, this information can only be edited through the admin interface and cannot be modified through the API.