VE-998 - fix deserializing message payload
VE-998 - fix deserializing message payload

Signed-off-by: Douglas Wightman <9072feb7a1769248c5fdeb6164b17949424657f9@evernym.com>

peacekeeper/indy-sdk,Artemkaaas/indy-sdk,srottem/indy-sdk,srottem/indy-sdk,srottem/indy-sdk,Artemkaaas/indy-sdk,anastasia-tarasova/indy-sdk,Artemkaaas/indy-sdk,Artemkaaas/indy-sdk,srottem/indy-sdk,srottem/indy-sdk,peacekeeper/indy-sdk,Artemkaaas/indy-sdk,srottem/indy-sdk,anastasia-tarasova/indy-sdk,peacekeeper/indy-sdk,srottem/indy-sdk,anastasia-tarasova/indy-sdk,anastasia-tarasova/indy-sdk,srottem/indy-sdk,Artemkaaas/indy-sdk,Artemkaaas/indy-sdk,anastasia-tarasova/indy-sdk,Artemkaaas/indy-sdk,anastasia-tarasova/indy-sdk,srottem/indy-sdk,srottem/indy-sdk,peacekeeper/indy-sdk,anastasia-tarasova/indy-sdk,peacekeeper/indy-sdk,peacekeeper/indy-sdk,anastasia-tarasova/indy-sdk,srottem/indy-sdk,anastasia-tarasova/indy-sdk,Artemkaaas/indy-sdk,peacekeeper/indy-sdk,srottem/indy-sdk,peacekeeper/indy-sdk,srottem/indy-sdk,peacekeeper/indy-sdk,Artemkaaas/indy-sdk,peacekeeper/indy-sdk,peacekeeper/indy-sdk,Artemkaaas/indy-sdk,anastasia-tarasova/indy-sdk,peacekeeper/indy-sdk,Artemkaaas/indy-sdk,anastasia-tarasova/indy-sdk,peacekeeper/indy-sdk,Artemkaaas/indy-sdk,anastasia-tarasova/indy-sdk,anastasia-tarasova/indy-sdk