Syntaxfel

2017-11-21 23:02:46 ERROR (Thread-2) [homeassistant.util.yaml] mapping values are not allowed here
  in "/home/homeassistant/.homeassistant/configuration.yaml", line 70, column 13
2017-11-21 23:02:46 ERROR (MainThread) [homeassistant.bootstrap] Error loading /home/homeassistant/.homeassistant/configuration.yaml: mapping values are not allowed here
  in "/home/homeassistant/.homeassistant/configuration.yaml", line 70, column 13

68 sensor:
69    -platform: rest
70    resource: http://192.168.8.102:80/api/homeassistant/sensors/1
71    value_template: '{{ value_json.state.presence }}'
72    name: motion_trappen