"Transactions" : {
    "-Ma3zrQQuVM8Aty7Fa4X" : {
      "amount" : "20",
      "customer_name" : "abx",
      "payment_type" : "CASH",
      "product_details" : "alu 2kg",
      "transaction_type" : "SALE"
    },
        "-xgQuVM8Aty7Fa4X" : {
      "amount" : "45",
      "customer_name" : "sdgs",
      "payment_type" : "CASH",
      "product_details" : "alu 2kg",
      "transaction_type" : "SALE"
    }
  },