def create_message(pre_msg):
    """
    Create pre-format message for body in Jira issue
    :param pre_msg: JSON-object
    :return: string
    """
    msg = 'Host: {host_name} \n\
Trigger: {trigger_name} \n\
Trigger status: {trigger_status} \n\
Trigger severity: {trigger_severity} \n\
Trigger URL: {problem_url} \n\
Item values: {item_value} \n\
Original event ID: {event_id} '.format(host_name=pre_msg['host_name'],
                                       trigger_name=pre_msg['trigger_name'],
                                       trigger_status=pre_msg['trigger_status'],
                                       trigger_severity=pre_msg['trigger_severity'],
                                       problem_url=pre_msg['problem_url'],
                                       item_value=pre_msg['item_value'],
                                       event_id=pre_msg['event_id'])
    return msg