Save Tado set Temp into input_number

I’ve been looking for this for the last 4 hours, but I can’t get it to work. I’m trying to put the set temperature (19) of my tado thermostate in an input_number so I can use the value to restore it later. But my action part won’t work.

alias: Verwarming Living Pause
description: ''
trigger:
  - type: powered
    platform: device
    device_id: a1a420173f2ba8df06fca90fce494db7
    entity_id: binary_sensor.living_power
    domain: binary_sensor
    for:
      hours: 0
      minutes: 0
      seconds: 5
      milliseconds: 0
condition: []
action:
  - service: input_number.set_value
    data_template:
      entity_id: input_number.lasttempliving
      value_template: '{{ state_attr(''climate.living'', ''temperature'') }}'
mode: single