This image comes to us from eBaum’s World.
Noting that Rose Tico a terrible, useless character, and even worse than Jar Jar Binks, is hardly the definition of harassment. First, it’s a comment about a character that Kelly Marie Tran played, not about KMT herself. Second, that means that it’s really more of a slam on the writer who wrote that character.
The only thing that might be considered genuine harassment in this image is the racial slur.
But when we put this image through imageedited.com,
We’re told that this is merely a screenshot, so their service will not work.
Having said that, we have no idea if the account that posted the racial slur is a genuine person who is racist, or some SJW hate hoaxer. It could even be some undisciplined teenager, who are prone to write such nonsense as a result of adolescent immaturity.