[FEATURE REQ] Add product subscription support

[guythetechie]

Please describe the feature.

#162 adds API subscription support. Product subscriptions have additional complications.

[clowa]

Would love to see this feature !

[vinilka8]

please, what is an ITA for implementing the Product support subscription for extractor pipeline, our organization requires one

[waelkdouh]

@vinilka8 we just tested under v6.0.0-rc1 and the issue has been resolved. Please test and let us know.