7 adjectives more or less pointlessly or misleadingly inserted there - blatant, persistent and aggressive (the last two untrue), continued (untrue) and deliberate, unwarranted and unprovoked. All describing a ‘course of action’ which is posting a single tweet about, not even to, a person who had posted their own tweet.
What a funny idea of harassment he has. And the writing style of an over-compensating, dim sixth former in an English essay.