Here's a breakdown of the issues:
* "Je trop" is incorrect: "Trop" means "too much" and needs to be used with an adjective or adverb.
* "Ma princesse" is grammatically correct but unclear: While it literally means "my princess," it's not a natural way to speak in French.
Possible intended meanings and correct ways to express them:
* "I'm way too much of a princess": "Je suis trop princesse" or "Je suis vraiment trop princesse."
* "I love being a princess": "J'adore être une princesse."
* "I'm too spoiled": "Je suis trop gâtée."
It's important to remember that context is key, and depending on the situation, there are various ways to express the intended sentiment in grammatically correct French.