Qual era o conteúdo do status? Online/Offline?
Isso é um binary_sensor
Semelhante a isto:
switch:
- platform: mqtt
name: "EB1 ESP Restart"
unique_id: EB1_ESP_Switch
state_topic: "tele/edpbox1/LWT"
command_topic: "cmnd/edpbox1/restart"
availability_topic: "tele/edpbox1/LWT"
payload_on: "1"
payload_available: "Online"
payload_not_available: "Offline"