| locationId | int | | Unique identifier that is generated by EPS. |
| EntityId | int | | Unique identifier that is generated by EPS. |
| IsCompany | bool | | Identifies a customer as an individual or business. |
| CustomerNumber | string | 50 | Unique identifier of the registered customer being requested. |
| Field1 | string | 50 | Optional information associated with the customer. |
| Field2 | string | 50 | Optional information associated with a customer. |
| Field3 | string | 50 | Optional information associated with a customer. |
| FirstName | string | 30 | This is the first name of an Individual customer. The element will be blank if this is a business customer. |