def METHOD_NAME():
    """fill-up GlobalNotifications from environ"""
    for event in GlobalNotifications.events:
        event_entry = os.getenv(f"GLOBAL_NOTIFICATION_{event}")
        if not event_entry:
            continue
        entry = {}
        for method_entry in [e.strip() for e in event_entry.split("|")]:
            parts = method_entry.split(",")
            if len(parts) < 2:
                logger.warning(
                    f"Ignoring GLOBAL_NOTIFICATION_{event} registration: malformed"
                )
                continue
            method = parts[0]
            targets = parts[1:]
            if method not in GlobalNotifications.methods:
                logger.warning(
                    f"Ignoring GLOBAL_NOTIFICATION_{event} registration: unknown method"
                )
                continue
            try:
                EventNotificationSchema().load({method: targets})
            except ValidationError as exc:
                logger.warning(
                    f"Ignoring GLOBAL_NOTIFICATION_{event} registration: {exc}"
                )
                continue
            entry.update({method: targets})
        GlobalNotifications.entries.update({event: entry})