CreateStateMachineAndToken.py

import boto3
import os 

def lambda_handler(event, context):
    print(event['queryStringParameters'])
    client = boto3.client('stepfunctions')
    country = event['queryStringParameters']['Country']
    exec_response = client.start_execution(
    stateMachineArn=os.environ.get('stepfunctions_arn'),
    #name='string',
    input="{\"Country\" : \""+country+"\" }"
    )

    #capture executionArn
    executionArn = exec_response['executionArn']
    
    #get activity task
    activity_response = client.get_activity_task(
        activityArn=os.environ.get("worker_arn"),
        workerName=os.environ.get("stepfunctions_arn")
    )
    task_token = activity_response['taskToken']
    print(task_token)
    body = '{ "task_token" :"'+ task_token + '", "executionArn":"'+executionArn+'"}'
    print(body)
    return {
        'statusCode': 200,
        'body': body, 
        'headers':{
            "Access-Control-Allow-Origin":"*"
        }
    }