Start by using the command "/debugscript 3", and don't forget to check your server logs. If you notice any errors in your code post them here. Also, when you post Lua code, use this for syntax highlighting:
[/code]What you've done so far is just the hands-up animation on the target player after issuing the command, what would you like to do next? attach some kind of handcuffs object? if so, you need the resource: bone_attach.
[code=lua]