nostr:npub1ay8ypd2gnz5xuph37sg8m85nc6lx54mn622skq2e6rms7h64e37s4746wf nostr:npub1df6eyr7x6cv4gq99h3rjnhj6f4yqzxa97pxf2ecxeq82ea8mwdyqfgns3a nostr:npub1ln5q8np5aezhtt7ztv6tah86xk4t3smjuchdvxp0u6uta056204q45xyw6 

I believe it's remote_feed_guid and remote_item_guid