Creates the user import job.
cognitoidentityprovider_create_user_import_job(JobName, UserPoolId,
CloudWatchLogsRoleArn)
[required] The job name for the user import job.
[required] The user pool ID for the user pool that the users are being imported into.
[required] The role ARN for the Amazon CloudWatch Logging role for the user import job.
svc$create_user_import_job( JobName = "string", UserPoolId = "string", CloudWatchLogsRoleArn = "string" )