Detailed Illustration Vectorization

I have an existing file marked as “Vector,” yet it is not in a clean, fully-editable state. I need the entire illustration redrawn as a true vector so every line, curve, colour area and gradient scales perfectly without loss... (Budget: ₹600 - ₹1500 INR, Jobs: Adobe Creative Cloud, Adobe Illustrator, Adobe Photoshop, Graphic Design, Illustration, Illustrator, Photoshop, Vector Design)