Is in TONY KIDS!
https://newyorkkids.timeout.com/articles/books/89122/girls-best-friend-a-maggie-brooklyn-mystery-by-leslie-margolis-book-preview
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Leslie Margolis children's author
We Are Party People, If I Were You, The Annabelle Unleashed and Maggie Brooklyn series.
http://newyorkkids.timeout.com/articles/books/89122/girls-best-friend-a-maggie-brooklyn-mystery-by-leslie-margolis-book-preview