India WhatsApp Bulk Messaging API

I need access to a reliable WhatsApp API account that can legally operate from India and let me push out large-scale marketing campaigns. Each blast will combine short promotional text with an attached video, so the solution must fully support media messages without compression issues or delays... (Budget: ₹1500 - ₹12500 INR, Jobs: Analytics, API, Digital Marketing, Marketing, Mobile App Development, PHP, Python, Software Architecture)