Reads the receipt itch left inside an install folder.
Falls back to the pre-v23 receipt.json format, which is normalized into the same shape with the ids it carries under legacy.
receipt.json
legacy
A game's install folder.
The receipt, or null if the folder has none.
null
Reads the receipt itch left inside an install folder.
Falls back to the pre-v23
receipt.jsonformat, which is normalized into the same shape with the ids it carries underlegacy.