public void registerTaskDefs(List<TaskDef> taskDefs) {
        Validate.notNull(taskDefs, "Task defs list cannot be null");
        postForEntityWithRequestOnly("metadata/taskdefs", taskDefs);
    }
Registers a list of task types with the conductor server

@param taskDefs List of task types to be registered.
client/src/main/java/com/netflix/conductor/client/http/MetadataClient.java