Spanish Annual Modelo Magnetic Format 349 Report, where does it extracts the data for the positions

In the Spanish Annual Modelo Magnetic Format 349 Report, where does it extracts the data for the positions 166-178 in the rectifications lines from?

For positions 166-178 (rectifications lines): should be ' The taxable amount previously reported' instead of  'ZEROs'

The Spanish Tax authorities program does not accept 'ZEROs' in the position for the  'taxable amount previously reported'

The issue can be reproduced at will with the following steps:

1. Enter a rectification invoice (AR), in the DFF is necessary indicate:

- Context Value: Modelo 349

- Correction Year: XXXX

- Correction Period: XX

2. Run Spanish Annual Modelo Magnetic Format Report --> Modelo 347