[otrs] Variables in Signature

Hello, Is there a location where I can find all the available variable options like that can be used as part of a signature in OTRS. -chrisl ****************************************************************************** This communication (including any attachments) may contain privileged or confidential information intended for a specific individual and purpose, and is protected by law. If you are not the intended recipient, you should delete this communication and/or shred the materials and any attachments and are hereby notified that any disclosure, copying, or distribution of this communication, or the taking of any action based on it, is strictly prohibited. Thank you.