Zimbra Signature All User one Time

[kirtan]

Hello Experts

How set sighnature in all user in one time
createSignature csig {name@domain} {signature-name} [attr1 value1 [attr2 value2...]]

zmprov csig admin@test.com test I am not able to understood this attr1 value1

any body guide me with example this. I want to set sighnature my all user in same time

please guide me

Thanks
kirtan

[joho]

zmprov csig username@domain.com NameOfSignature zimbraPrefMailSignatureHTML '<br/>___<br/>This is my signature in HTML<br/>'

-joho