def updateSchemaContent(self, schemaId, schemaFile):
        """
        Updates the content for a schema.  Parameters: schemaId (string). Throws APIException on failure.
        """
        req = ApiClient.oneSchemaContentUrl % (self.host, "/draft", schemaId)
        body = {"schemaFile": schemaFile}
        resp = requests.put(req, auth=self.credentials, headers={"Content-Type":"application/json"},
                           data=json.dumps(body),  verify=self.verify)
        if resp.status_code == 200:
            self.logger.debug("Schema content updated")
        else:
            raise ibmiotf.APIException(resp.status_code, "HTTP error updating schema content", resp)
        return resp.json()
Updates the content for a schema.  Parameters: schemaId (string). Throws APIException on failure.