SiiNunit
{
sign_template : _nameless.268.775a.7b80 {
 template_name: tn_a4_002
 model_name: mgb011
 stand_model_name: ""
 traffic_rule: null
 boards: 1
 boards[0]: _nameless.267.da7b.d600
 items: 0
 dynamic_attributes: 0
}

sign_template_board_binding : _nameless.267.da7b.d600 {
 area_name: sb1
 linked_board: sign_board.tnsign_0002i
}

}
