## OPERATION: Empty Body with "unknown" header block, MU="false". (Test T10)

This operation sends a string value in a header block that is unknown to the receiver. The target of the header block is explicitly the ultimate receiver. MustUnderstand is "false".

### Enter the SOAP service endpoint URL you wish to use:

### Enter the string value for the header block:

### Request message buffer:

### Response message buffer: