text: from typing import Any, Dict, Iterable, Optional
  
  from django.http import HttpRequest, HttpResponse
  from django.utils.translation import ugettext as _
  
  from zerver.decorator import api_key_only_webhook_view
  from zerver.lib.request import REQ, has_request_variables
  from zerver.lib.response import json_error, json_success
  from zerver.lib.webhooks.common import check_send_webhook_message
  from zerver.lib.validator import check_dict, check_string
  from zerver.models import UserProfile
  
  @api_key_only_webhook_view('Papertrail')
  @has_request_variables
  def api_papertrail_webhook(request: HttpRequest, user_profile: UserProfile,
                             payload: Dict[str, Any]=REQ(argument_type='body')) -> HttpResponse:
  
      # construct the message of the message
      message_template = '**"{}"** search found **{}** matches - {}\n```'
      message = [message_template.format(payload["saved_search"]["name"],
                                         str(len(payload["events"])),
                                         payload["saved_search"]["html_search_url"])]
      for i, event in enumerate(payload["events"]):
          event_text = '{} {} {}:\n  {}'.format(event["display_received_at"],
                                                event["source_name"],
                                                payload["saved_search"]["query"],
                                                event["message"])
          message.append(event_text)
          if i >= 3:
              message.append('```\n[See more]({})'.format(payload["saved_search"]["html_search_url"]))
              break
      else:
          message.append('```')
      post = '\n'.join(message)
  
      topic = 'logs'
  
      # send the message
      check_send_webhook_message(request, user_profile, topic, post)
  
      # return json result
      return json_success()
  