See: https://qiita.com/ma2shita/items/8f1b4b12faa99dd17063 | Any Lambda function -> this function

max1click-demo_JF2018_transiton_to_idle.py

"""
`event` is;
{
  "transition_wating_sec": <sec:Integer>,
  "thing_name": <thingName:String>
}
"""

import json
import logging
logger = logging.getLogger()
logger.setLevel(logging.INFO)
import time
import boto3

def lambda_handler(event, context):
    logger.info('Received event: ' + json.dumps(event))    
    time.sleep(event['transition_wating_sec'])
    
    s = event.get('transition_to', 'idle')
    shadowDoc = {'state':{'reported':{'status':s}}}
    iot = boto3.client('iot-data')
    iot.update_thing_shadow(thingName=event['thing_name'], payload=json.dumps(shadowDoc))
    
    return {"statusCode": 204}