Custom logging that I use for Plex to fire my hue lights, but library.new and library.on.deck webhooks are definitely firing for me. Maybe add a bit more info about your PMS’s.
xxxxxxxx@server:/Volumes/Scripts/logs$ cat plexhue.log |grep library -3 |tail -100
└─Event: library.new
User: xxxxxxxx
└─UID: 1
Player:
--
2022-03-15 12:12:03,584 INFO::
Server: xxxxxxxx.NET
└─Event: library.on.deck
User: xxxxxxxx
└─UID: 1
Player:
--
2022-03-15 12:12:04,495 INFO::
Server: xxxxxxxx.NET
└─Event: library.new
User: xxxxxxxx
└─UID: 1
Player:
--
2022-03-16 18:54:00,357 DEBUG:: {'event': 'library.new', 'user': True, 'owner': True, 'Account': {'id': 1, 'thumb': 'https://plex.tv/users/45ecfa2e42ce6a2f/avatar?c=1335285311', 'title': 'xxxxxxxx'}, 'Server': {'title': 'xxxxxxxxxx', 'uuid': ''}, 'Metadata': {'librarySectionType': 'show', 'ratingKey': '667527', 'key': '/library/metadata/667527', 'parentRatingKey': '610030', 'grandparentRatingKey': '406790', 'guid': 'plex://episode/6214f97647c3f6d65bd1d6bc', 'parentGuid': 'plex://season/61e9363f5e4430d09ffb8573', 'grandparentGuid': 'plex://show/5d9c08686c3e37001ecd6f8a', 'type': 'episode', 'title': 'Episode 28', 'grandparentKey': '/library/metadata/406790', 'parentKey': '/library/metadata/610030', 'librarySectionTitle': 'TV Shows', 'librarySectionID': 2, 'librarySectionKey': '/library/sections/2', 'grandparentTitle': 'Married at First Sight (AU)', 'parentTitle': 'Season 9', 'contentRating': 'au/M', 'summary': '', 'index': 28, 'parentIndex': 9, 'thumb': '/library/metadata/667527/thumb/1647427958', 'art': '/library/metadata/406790/art/1644049376', 'parentThumb': '/library/metadata/610030/thumb/1645011271', 'grandparentThumb': '/library/metadata/406790/thumb/1644049376', 'grandparentArt': '/library/metadata/406790/art/1644049376', 'originallyAvailableAt': '2022-03-16', 'addedAt': 1647427957, 'updatedAt': 1647427958, 'Guid': [{'id': 'tvdb://9020739'}]}}