What she actually said was not many people have asked if I am ok
I think this is an experience that many new mothers have. Some of the commentary in the US has heightened this aspect, that often new mothers don't get the care, including self-care, that they need in the first months after birth, especially for a first-time experience.
And I agree about the comments Camilla & Fergie had to put up with was a lot worse.
They didn't have to contend with racism. And many of the negative comments, especially in response to media coverage, have been fueled by racist and xenophobic attitudes, even if not expressed outright. The vehemence, often excessive in relation to the matter being expressed, is often the first clue, with coded language closely following.