It seems EPG for ViasatHistory.eu is stuck at Forbidden History on Saturday 01.06 for the past week and has not update beyond that point. However the guide on the website is updated beyond that point.
I can put the following, it may help you identify the correct source.
Below is in the source file loaded to receiver,
<programme start="20240522120000 +0000" stop="20240522130000 +0000" channel="AFNSpectrum.us">
<title lang="en">The Good Doctor</title>
<sub-title lang="en">[Drama] (2017)</sub-title>
<desc lang="en">Shaun Murphy, a young surgeon with autism and savant syndrome, relocates from a quiet country life to join the surgical unit at the prestigious San Jose St. Bonaventure Hospital -- a move strongly supported by his mentor, Dr. Aaron Glassman. Having survived a troubled childhood, Shaun is alone in the world and unable to personally connect with those around him, but he finds his niche using his extraordinary medical skill and intuition to save lives and challenge the skepticism of his colleagues.
Freddie Highmore
Richard Schiff
Christina Chang.</desc>
But based on AFN guide at afn.dodmedia.osd.mil it should be for Date/Time: 05/22/2024 07:00 PM - 08:00 PM with time zone GMT+0
If by channelcallsign you mean the specific region name that US channels have, then this channel doesn’t! AFN is on satellite Eutelsat 9e for military. There’s no region specific version.
Sorry, that’s what I understood by channelcallsign