Here is what I use, Hope this helps you. This will insert your bock and the give you the option to move your att. You will have to modify it with your block, layers, etc.
^C^C-la;m;e-sysm;c;4;;;ortho;on;-insert;e-fire13;nea;\(getvar "dimscale");;\-attedit ;;;;l;;a;0;;ae;\;p;