{
  "requestContext": {
      "elb": {
          "targetGroupArn": "arn:aws:elasticloadbalancing:region:123456789012:targetgroup/my-target-group/6d0ecf831eec9f09"
      }
  },
  "httpMethod": "GET",
  "path": "/",
  "queryStringParameters": { "myKey": "%3FshowAll%3Dtrue" },
  "multiValueQueryStringParameters": { "myKey": ["%3FshowAll%3Dtrue", "%3FshowAll%3Dfalse"] },
  "headers": {
      "accept": "text/html,application/xhtml+xml",
      "accept-language": "en-US,en;q=0.8",
      "content-type": "text/plain",
      "cookie": "name1=value1",
      "host": "lambda-846800462-us-east-2.elb.amazonaws.com",
      "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6)",
      "x-amzn-trace-id": "Root=1-5bdb40ca-556d8b0c50dc66f0511bf520",
      "x-forwarded-for": "72.21.198.66",
      "x-forwarded-port": "443",
      "x-forwarded-proto": "https"
  },
  "multiValueHeaders": {
      "accept": ["text/html,application/xhtml+xml"],
      "accept-language": ["en-US,en;q=0.8"],
      "content-type": ["text/plain"],
      "cookie":  ["name1=value1", "name2=value2"],
      "host": ["lambda-846800462-us-east-2.elb.amazonaws.com"],
      "user-agent": ["Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6)"],
      "x-amzn-trace-id": ["Root=1-5bdb40ca-556d8b0c50dc66f0511bf520"],
      "x-forwarded-for": ["72.21.198.66"],
      "x-forwarded-port": ["443"],
      "x-forwarded-proto": ["https"]
  },
  "isBase64Encoded": false,
  "body": "request_body"
}