Any type of messaging activity that is unwanted, repeatedly occurring, and disruptive to the recipient’s experience is considered a "spam message" on Fiverr.
For example, unwanted offers to commercially-motivated solicitations that aim to drive traffic or attention to websites, products, and services outside of Fiverr.
For more detail visit following page:
https://help.fiverr.com/hc/en-us/articles/14443973726481-How-to-manage-spam-messages