{
  "service": "Somadeth Premium",
  "status": "ok",
  "endpoints": {
    "products": "GET /products - List products for the buyer key",
    "orders": "GET /orders - Get buyer order history",
    "balance": "GET /balance - Get current wallet balance for the buyer key",
    "purchase": "POST /purchase - Purchase product by product_id using buyer key"
  }
}