How to use the pymisp.mispevent.MISPEvent function in pymisp

def to_dict(self):
        to_return = super(MISPEvent, self).to_dict()

        if to_return.get('date'):
            if isinstance(self.date, datetime.datetime):
                self.date = self.date.date()
            to_return['date'] = self.date.isoformat()
        if to_return.get('publish_timestamp'):
            to_return['publish_timestamp'] = self._datetime_to_timestamp(self.publish_timestamp)
        if to_return.get('sighting_timestamp'):
            to_return['sighting_timestamp'] = self._datetime_to_timestamp(self.sighting_timestamp)

        return to_return

methods in ExpandedPyMISP/PyMISP.
        """
        super(AbstractMISP, self).__init__()
        self.__edited = True  # As we create a new object, we assume it is edited
        self.__not_jsonable = []
        self.__self_defined_describe_types = None

        if kwargs.get('force_timestamps') is not None:
            # Ignore the edited objects and keep the timestamps.
            self.__force_timestamps = True
        else:
            self.__force_timestamps = False

        # List of classes having tags
        from .mispevent import MISPAttribute, MISPEvent
        self.__has_tags = (MISPAttribute, MISPEvent)
        if isinstance(self, self.__has_tags):
            self.Tag = []
            setattr(AbstractMISP, 'add_tag', AbstractMISP.__add_tag)
            setattr(AbstractMISP, 'tags', property(AbstractMISP.__get_tags, AbstractMISP.__set_tags))

def buildEvent(pkg, **kwargs):
    log.info("Building Event...")
    if not pkg.stix_header:
        title = "STIX Import"
    else:
        if not pkg.stix_header.title:
            title = "STIX Import"
        else:
            title = pkg.stix_header.title
    log.info("Using title %s", title)

    log.debug("Seting up MISPEvent...")
    event = mispevent.MISPEvent()
    event.distribution = kwargs.get("distribution", 0)
    event.threat_level_id = kwargs.get("threat_level_id", 3)
    event.analysis = kwargs.get("analysis", 0)
    event.info = title

    if hasattr(pkg, "description"):
        log.debug("Found description %s", pkg.description)
        event.add_attribute("comment", pkg.description)

    log.debug("Beginning to Lint_roll...")
    ids = []
    to_process = []
    for obj in lintRoll(pkg):
        if isinstance(obj, cybox.core.observable.Observable):
            if obj.id_ not in ids:
                ids.append(obj.id_)

def MISPtoSTIX(mispJSON):
    """
        Function to convert from a MISP JSON to a STIX stix

        :param mispJSON: A dict (json) containing a misp Event.
        :returns stix: A STIX stix with as much of the original
                          data as we could convert.
    """
    if isinstance(mispJSON, mispevent.MISPEvent):
        misp_event = mispJSON
    else:
        misp_event = mispevent.MISPEvent()
        misp_event.load(mispJSON)

    # We should now have a proper MISP JSON loaded.

    # Create a base stix
    stix = STIXPackage()
    try:
        stix.MISPID = mispJSON["Event"]["id"]
    except Exception:
        # We don't have an ID?
        # Generate a random number and use that
        stix.MISPID = random.randint(1, 9000)
    # it's being silly
    # backup the ID
    backupID = stix.MISPID

def get_event(self, event: Union[MISPEvent, int, str, UUID], deleted: [bool, int, list]=False, pythonify: bool=False):
        '''Get an event from a MISP instance'''
        event_id = self.__get_uuid_or_id_from_abstract_misp(event)
        if deleted:
            data = {'deleted': deleted}
            event = self._prepare_request('POST', f'events/view/{event_id}', data=data)
        else:
            event = self._prepare_request('GET', f'events/view/{event_id}')
        event = self._check_response(event, expect_json=True)
        if not (self.global_pythonify or pythonify) or 'errors' in event:
            return event
        e = MISPEvent()
        e.load(event)
        return e

def MISPtoSTIX(mispJSON):
    """
        Function to convert from a MISP JSON to a STIX stix

        :param mispJSON: A dict (json) containing a misp Event.
        :returns stix: A STIX stix with as much of the original
                          data as we could convert.
    """
    if isinstance(mispJSON, mispevent.MISPEvent):
        misp_event = mispJSON
    else:
        misp_event = mispevent.MISPEvent()
        misp_event.load(mispJSON)

    # We should now have a proper MISP JSON loaded.

    # Create a base stix
    stix = STIXPackage()
    try:
        stix.MISPID = mispJSON["Event"]["id"]
    except Exception:
        # We don't have an ID?
        # Generate a random number and use that
        stix.MISPID = random.randint(1, 9000)
    # it's being silly

if return_format == 'json' and self.global_pythonify or pythonify:
            # The response is in json, we can convert it to a list of pythonic MISP objects
            to_return = []
            if controller == 'events':
                for e in normalized_response:
                    me = MISPEvent()
                    me.load(e)
                    to_return.append(me)
            elif controller == 'attributes':
                # FIXME: obvs, this is hurting my soul. We need something generic.
                for a in normalized_response.get('Attribute'):
                    ma = MISPAttribute()
                    ma.from_dict(**a)
                    if 'Event' in ma:
                        me = MISPEvent()
                        me.from_dict(**ma.Event)
                        ma.Event = me
                    if 'RelatedAttribute' in ma:
                        related_attributes = []
                        for ra in ma.RelatedAttribute:
                            r_attribute = MISPAttribute()
                            r_attribute.from_dict(**ra)
                            if 'Event' in r_attribute:
                                me = MISPEvent()
                                me.from_dict(**r_attribute.Event)
                                r_attribute.Event = me
                            related_attributes.append(r_attribute)
                        ma.RelatedAttribute = related_attributes
                    if 'Sighting' in ma:
                        sightings = []
                        for sighting in ma.Sighting:

if topic != 'misp_json':
        log.info("Ignoring " + topic + "...")
        continue

    # Process the JSON payload
    log.debug("Processing...")
    payload = message[len(topic)+1:]

    # Load the message JSON
    msg = json.loads(payload)

    log.debug(msg)

    # Load it as a misp object for easy conversion to STIX
    ev = pymisp.mispevent.MISPEvent()
    ev.load(msg)

    # Convert to STIX
    pkg = pymisp.tools.stix.make_stix_package(ev)
    log.debug("Loaded successfully!")
    # Push the package to TAXII
    for version in config.get("stix_versions", ["1.1.1"]):
        # Convert to that version
        objs = lint_roller.lintRoll(pkg)
        for i in objs:
            # Set the object's version
            if hasattr(i, "version"):
                i.version = version

        # Set the top-level
        pkg.version = version

:Example:

        >>> misp.search_sightings(publish_timestamp='30d') # search sightings for the last 30 days on the instance
        [ ... ]
        >>> misp.search_sightings(context='attribute', context_id=6, include_attribute=True) # return list of sighting for attribute 6 along with the attribute itself
        [ ... ]
        >>> misp.search_sightings(context='event', context_id=17, include_event_meta=True, org=2) # return list of sighting for event 17 filtered with org id 2
        '''
        query = {'returnFormat': 'json'}
        if context is not None:
            if context not in ['attribute', 'event']:
                raise ValueError('context has to be in {}'.format(', '.join(['attribute', 'event'])))
            url_path = f'sightings/restSearch/{context}'
        else:
            url_path = 'sightings/restSearch'
        if isinstance(context_id, (MISPEvent, MISPAttribute)):
            context_id = self.__get_uuid_or_id_from_abstract_misp(context_id)
        query['id'] = context_id
        query['type'] = type_sighting
        query['from'] = date_from
        query['to'] = date_to
        query['last'] = publish_timestamp
        query['org_id'] = org
        query['source'] = source
        query['includeAttribute'] = include_attribute
        query['includeEvent'] = include_event_meta

        url = urljoin(self.root_url, url_path)
        response = self._prepare_request('POST', url, data=query)
        normalized_response = self._check_response(response, expect_json=True)
        if not (self.global_pythonify or pythonify) or 'errors' in normalized_response:
            return normalized_response

def _prepare_full_event(self, distribution, threat_level_id, analysis, info, date=None, published=False, orgc_id=None, org_id=None, sharing_group_id=None):
        """Initialize a new MISPEvent from scratch"""
        misp_event = MISPEvent(self.describe_types)
        misp_event.from_dict(info=info, distribution=distribution, threat_level_id=threat_level_id,
                             analysis=analysis, date=date, orgc_id=orgc_id, org_id=org_id, sharing_group_id=sharing_group_id)
        if published:
            misp_event.publish()
        return misp_event