[1.6] The type of receipt requested.
Only supported for Version 1.6.
If ReceiptTo is set, the adapter will request a receipt of the indicated type. Note that the only type of receipt readable by the adapter is a gisb-acknowledgement-receipt, and only if using version 1.6 of the GISB/NAESB protocol.
The security settings for the receipt (signed or unsigned) may be configured by setting ReceiptSecurity.
This property is not available in the Receiver.