Perhaps this tutorial will help you [How-to] Add custom uniforms to FiveM EUP
Otherwise have a look at an existing resource and replicate the behavior [Release] EUP for FiveM (SERVER SIDED)
Perhaps this tutorial will help you [How-to] Add custom uniforms to FiveM EUP
Otherwise have a look at an existing resource and replicate the behavior [Release] EUP for FiveM (SERVER SIDED)