Coupons

[ { "cost": 2500, "value": 10, "type": "paytm" }, { "cost": 4000, "value": 1, "type": "paypal" }, { "cost": 5000, "value": 50, "type": "paytm" }, { "cost": 40000, "value": 5, "type": "paypal" }, { "cost": 750, "value": 60, "type": "uc" }, { "cost": 3800, "value": 300, "type": "uc" }, { "cost": 7500, "value": 600, "type": "uc" }, { "cost": 19000, "value": 1500, "type": "uc" }, { "cost": 38000, "value": 3000, "type": "uc" }, { "cost": 75000, "value": 6000, "type": "uc" }, { "cost": 800, "value": 100, "type": "diamond" }, { "cost": 2500, "value": 310, "type": "diamond" }, { "cost": 4000, "value": 520, "type": "diamond" }, { "cost": 8000, "value": 1060, "type": "diamond" }, { "cost": 16000, "value": 2180, "type": "diamond" }, { "cost": 40000, "value": 5600, "type": "diamond" } ]