HLS interstitials only first item referenced in the X-ASSET-LIST is played

[hardim11]

Have you read the FAQ and checked for duplicate open issues?
Yes

If the problem is related to FairPlay, have you read the tutorial?

Not DRM related

What version of Shaka Player are you using?

v4.12.2 - via the Demo page

Can you reproduce the issue with our latest release version?
yes

Can you reproduce the issue with the latest code from main?
yes

Are you using the demo app or your own custom app?
demo app link

If custom app, can you reproduce the issue using our demo app?

What browser and OS are you using?
Win11 / Chrome 131

For embedded devices (smart TVs, etc.), what model and firmware version are you using?
n/a

What are the manifest and license server URIs?

main manifest URL https://d246vxj7zy7k76.cloudfront.net/bbb/main_is.m3u8
Asset list file https://d246vxj7zy7k76.cloudfront.net/adlists/list_midroll.json

What configuration are you using? What is the output of player.getNonDefaultConfiguration()?

default

What did you do?

Created a main content package using Shaka packager, edited to add Date Range Interstitials which referenced a JSON on the same cloudfront distribution

What did you expect to happen?
For the lists which have more than 1 item in them, all items should play in order

What actually happened?

Only the first item in the list plays, if I change the order of items in the list, then it's still the first item in the list which plays

Are you planning send a PR to fix it?
sorry I don't have sufficient knowledge to do