DefContent getSchema() {
        Inspector content = getRequestField(REQUEST_DEF_CONTENT);
        return DefContent.fromSlime(content);
    }
Contains slime request data objects. Provides methods for reading various fields from slime request data.
All data is read lazily.

@author Ulf Lilleengen
config/src/main/java/com/yahoo/vespa/config/protocol/SlimeRequestData.java