get
https://partner.gupshup.io/partner/app//usage
This API endpoint retrieves detailed usage statistics and billing information for a specific partner application within a specified date range. It provides comprehensive metrics including message counts by category (authentication, marketing, utility, service), fees breakdown (WhatsApp fees, Gupshup fees), billing information (cumulative bill, discount, cap), and conversation counts. This is essential for tracking application usage, billing analysis, and cost management.