[{"combina_idcombina":14,"ledr":255,"ledg":0,"ledb":0,"pinor":5,"pinog":13,"pinob":16,"mac_idmac":"BC:DD:C2:55:C3:E8","nome":"Placa Prova Joao e Vinicius 30\/10","datainicio":"2026-10-30 01:00:00","datafim":"2026-10-31 23:59:00"}]