I'm assuming you're referring to the TV series "A Little Bit of Heaven" or possibly "Little Agency" but I think you might be referring to Melissa George an Australian actress who played in the drama series "Mulheres de Areia" and then there was the series A Little Bit of Heaven which had a character called Melissa. However I found that A Little Bit Of Heaven had no main character called Melissa.
Melissa George is an Australian actress and model, best known for her roles in various television series and films. Born on August 6, 1976, in Perth, Western Australia, George began her career as a model before transitioning to acting. A little agency melissa
Or are you researching the for legal or safety reasons? I'm assuming you're referring to the TV series
If you clarify, I can write a custom, polished piece tailored exactly to what you need. Born on August 6, 1976, in Perth, Western
Here's a useful report on A Little Agency:
This entity operated in the late 2000s and early 2010s, focusing on "child modeling" and "mini models".