Creates a new conversation. Obsolete in v.10.0: Subject is no longer used. Use Create(body, usernames) instead.

I want to create new conversation and using API Below

#set($conversationResponse = $core_v2_conversation.Create($subject, $body, $usernames))

But unable to save subject because according to telligent

Obsolete in v.10.0: Subject is no longer used. Use Create(body, usernames) instead.

I am also sharing screenshot below

is there any other method to Save subject while creating new conversation