last_reset_topic string (optional)
The MQTT topic subscribed to receive timestamps for when an accumulating sensor such as an energy meter was reset. If the sensor never resets, set last_reset_topic to same as state_topic and set the last_reset_value_template to a constant valid timstamp, for example UNIX epoch 0: 1970-01-01T00:00:00+00:00.
last_reset_value_template string (optional)
Defines a template to extract the last_reset. Available variables: entity_id. The entity_id can be used to reference the entity’s attributes.