## OPERATION: "echoOk" block in Body with "echoOk" header block, MU="1". (Test T22)

This operation sends a string value in the echoOk Body block, and another in the echoOk Header block. MustUnderstand is "1".

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

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

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

### Request message buffer:

### Response message buffer: