Welcome to the Archived, Readonly Zimbra Collaboration forums. Here’s the place where we talked about all things related to Zimbra email products. Registrations and postings are disabled here.
Be sure to visit https://www.zimbra.com/forums to start new discussions and to find the latest answers to questions being asked.
Here is a small wiki entry on how soap calls are represented in JSON for zimbra.
Json format to represent soap - Zimbra :: Wiki