@Rikafip if you can please add topics I found that are using bumping spam services:

First topic is created by zyx_network:
[ANN] ZYX NETWORK - A GROUND-BREAKING POS-BASED PRODUCT FOR A WIDE AUDIENCE  (archive)

Second is many topics created by member Cyberdapps
Satoshi Club x Zelwin AMA  (archive)
Satoshi Club x Statera AMA  (archive)
Satoshi Club x Dext AMA  (archive)
Satoshi Club x BC Game AMA  (archive)
Satoshi Club x CEEK AMA  (archive)
Satoshi Club x Bitbns AMA  (archive)
Satoshi Club x MANTRADAO AMA  (archive)
Satoshi Club x Counos X AMA  (archive)
Satoshi Club x RSK AMA  (archive)
Satoshi Club x Particl AMA  (archive)
Satoshi Club x Stonk AMA  (archive)

Thank you!