sensor:
 - platform: command_line
   command: !secret refresh_xee_command
   name: refresh_xee
   scan_interval: 86400
   json_attributes:
     - access_token
     - expires_in
   value_template: >-
    {% if value_json.access_token is defined -%}
       Válida hasta: {{ (as_timestamp(now()) + value_json.expires_in) | timestamp_local }}
    {%- else -%}
       Caducada.
    {%- endif -%}