Problems with https://devices.esphome.io/devices/sonoff-pow-elite-20a/

I keep getting this error, If I fix it just moves on to the next line.
The text is copied from the page on ESPHOME website.

The scan parameters aren’t indented under scan_parameters… the page you linked to has it correctly indented:

esp32_ble_tracker:
  scan_parameters:
    interval: 1100ms
    window: 1100ms
    active: true