| Attributes | |||
| Type | Name | Description | Optional |
| long | billId | Bill identification number | |
| long | phoneNumber | User phone number | |
| long | supplierId | Supplier identification number | |
| String | supplierName | Supplier Name | |
| String | machineName | Name of bill emitted machine | |
| List<Product> | productsList | List of products in bill | |