SiiNunit
{
sign_template : _nameless.219.5960.23a0 {
 template_name: tn_a1_003
 model_name: mgb003
 stand_model_name: ""
 traffic_rule: null
 boards: 2
 boards[0]: _nameless.219.9a3a.0f10
 boards[1]: _nameless.216.c827.1920
 traffic_rule_lane_count: nil
 items: 0
 dynamic_attributes: 0
}

sign_template_board_binding : _nameless.219.9a3a.0f10 {
 area_name: sb1
 linked_board: sign_board.tnsign_0004p
}

sign_template_board_binding : _nameless.216.c827.1920 {
 area_name: sb5
 linked_board: sign_board.tnsign_0004q
}

}
