How to set Map object into cxf jason req ?

Issue

• How to set Map object into cxf jason req ?
• JsonTypeInfo serialize Map object
• I have exopse via cxf a REST service. I use fasterxml.jackon to parse the json.
• The service get in input a json object witch contains the Map object: "protocolConfig"
• The object Map "protocolConfig" also if is filled in input, when catch by my code it is empty