It looks like they’ve completely overhauled the way the handle this now. There is no longer a separate playlist 
When you request a steaming URL part of the returned JSON includes cuts
"cuts": [
{
"te": 419.414,
"ts": 296.657
},
{
"te": 898.244,
"ts": 753.345
},
{
"te": 1517.02,
"ts": 1329.6
}
],
Believe it’s time end; time start (don’t know why it’s backwards) to skip over the commercials.
I haven’t connect my drive to my PC, there is a 403 - Forbidden file in the pl directory subcc.json, which likely stored this (?) but it’s unconfirmed.
And if any of this is actually accurate is unclear, it’s just a bit a trial 'n error of “what do I really know” stuff.