event_sources.json

{
  "EventSourceMappings": [
    {
      "EventSourceArn": "your event source arn",
      "StartingPosition": "LATEST",
      "BatchSize": 100,
      "Enabled": true
    }
  ],
  "ScheduleEvents": [
    {
      "ScheduleName": "node-lambda-test-schedule",
      "ScheduleState": "ENABLED",
      "ScheduleExpression": "rate(1 hour)"
    }
  ]
}