NewReceipt (uint256 receiptId, uint256 timestamp, address clientAddress, string encryptedClientName, string encryptedClientEmail, string productBarcode, uint256 amountPaid, string encryptedPhysicalAddress, string phoneNum, string ProductDesc)
[topic 0]:0x64d0b12e3900256c95ccf3098bca9aedde0db4cbc1aeed70e721e64db839a9a4