The address is a shared data type that can be included as a sub-type of either the Employer or Employee.
|Address1||AddressLine||yes||The first line of the address|
|Address2||AddressLine||no||The second line of the address|
|Address3||AddressLine||no||The third line of the address|
|Address4||AddressLine||no||The forth line of the address|
|Postcode||Postcode||no||The UK postcode, required if the country is United Kingdom|
|Country||AddressLine||no||The address country, e.g. United Kingdom|