# system ###### Communicating system, e.g. shop, shop module, gateway ➡ Request Parameter ## `` | Type | Condition | Restriction | | --- | --- | --- | | systemType | Optional | Length <=255 | ## `` Name of the communicating system, e.g. `Shop Plugin XY` | Type | Condition | Restriction | | --- | --- | --- | | xs:string | Mandatory | Length <=127 | ## `` Version number of the communicating system, e.g. `v 1.2.2` | Type | Condition | Restriction | | --- | --- | --- | | xs:string | Mandatory | Length <=127 |