public string ReadTag(string lambdaFunctionName, string tagName) { string tagValue; var lstLambdaFuncs = client.ListFunctions(); var request = new ListTagsRequest(); request.Resource = lstLambdaFuncs.Functions[0].FunctionArn; var tagsResponse = client.ListTags(request); if (tagsResponse.Tags.TryGetValue(tagName, out tagValue)) { return(tagValue); } return(null); }