UNKNOWN_EVENT = "unknown_event"
LIGHT_SWITCHED_ON = "light_switched_on"
LIGHT_SWITCHED_OFF = "light_switched_off"
SHADE_OPENING = "shade_opening"
SHADE_CLOSING = "shade_closing"
SHADE_STOPPED = "shade_stopped"
SHADE_OPENED = "shade_opened"
SHADE_CLOSED = "shade_closed"