How to set Validity_period for ParlayX Send SMS API

hi all,

I'm interested to set the validity_period (smpp parameter) when i do a Parlay X Send SMS.

Wonder can it be done by

1. Xparam and/or

2. interceptors

any idea? tks

regards

=======smpp parameter description==============

5.2.16 validity_period

The validity_period parameter indicates the SMSC expiration time, after which the message should be discarded if not delivered to the destination. It can be defined in absolute time format or relative time format. The encoding of absolute and relative time format is specified in Section 7.1.1.

validity_period parameter indicates the SMSC expiration time, after which the message should be discarded if not delivered to the destination. It can be defined in absolute time format or relative time format. The encoding of absolute and relative time format is specified in Section 7.1.1.