Imagine Marketing, the parent company of consumer device maker Boat, has filed draft documents for an IPO with SEBI.Boat is targeting a valuation exceeding $1.5 billion for the IPO, which may change closer to the filing.Previously, Boat had halted its plans for a Rs 2,000 crore IPO and raised $60 million in private capital.Despite a decline in wearable device shipments in India, Boat recorded a total revenue of Rs 3,122 crore in FY24.