SiiNunit
{
sign_template : _nameless.1e6.b540.6990 {
 template_name: re_board_4
 model_name: at_2i055
 stand_model_name: ""
 traffic_rule: null
 boards: 2
 boards[0]: _nameless.1e6.ad62.0bd0
 boards[1]: _nameless.1e6.ad62.1050
 items: 0
 dynamic_attributes: 0
}

sign_template_board_binding : _nameless.1e6.ad62.0bd0 {
 area_name: sb1
 linked_board: sign_board.user_m_0003t
}

sign_template_board_binding : _nameless.1e6.ad62.1050 {
 area_name: sb2
 linked_board: sign_board.user_m_0003n
}

}
