# SetCognitoEvents


Sets the AWS Lambda function for a given event type for an identity pool. This request only updates the key/value pair specified. Other key/values pairs are not updated. To remove a key value pair, pass a empty value for the particular key.

This API can only be called with developer credentials. You cannot call this API with the temporary user credentials provided by Cognito Identity.

## Request Syntax


```
POST /identitypools/IdentityPoolId/events HTTP/1.1
Content-type: application/json

{
   "Events": { 
      "string" : "string" 
   }
}
```

## URI Request Parameters


The request uses the following URI parameters.

 ** [IdentityPoolId](#API_SetCognitoEvents_RequestSyntax) **   <a name="Cognito-SetCognitoEvents-request-uri-IdentityPoolId"></a>
The Cognito Identity Pool to use when configuring Cognito Events  
Length Constraints: Minimum length of 1. Maximum length of 55.  
Pattern: `[\w-]+:[0-9a-f-]+`   
Required: Yes

## Request Body


The request accepts the following data in JSON format.

 ** [Events](#API_SetCognitoEvents_RequestSyntax) **   <a name="Cognito-SetCognitoEvents-request-Events"></a>
The AWS Lambda Amazon Resource Name (ARN) that you want to set as your Cognito Events trigger. For example, `"SyncTrigger" : "arn:aws:lambda:us-east-1:123456789012:function:my-function"`.  
Type: String to string map  
Map Entries: Maximum number of 1 item.  
Required: Yes

## Response Syntax


```
HTTP/1.1 200
```

## Response Elements


If the action is successful, the service sends back an HTTP 200 response with an empty HTTP body.

## Errors


For information about the errors that are common to all actions, see [Common Error Types](CommonErrors.md).

 ** InternalErrorException **   
Indicates an internal service error.    
 ** message **   
Message returned by InternalErrorException.
HTTP Status Code: 500

 ** InvalidParameterException **   
Thrown when a request parameter does not comply with the associated constraints.    
 ** message **   
Message returned by InvalidParameterException.
HTTP Status Code: 400

 ** NotAuthorizedException **   
Thrown when a user is not authorized to access the requested resource.    
 ** message **   
The message returned by a NotAuthorizedException.
HTTP Status Code: 403

 ** ResourceNotFoundException **   
Thrown if the resource doesn't exist.    
 ** message **   
Message returned by a ResourceNotFoundException.
HTTP Status Code: 404

 ** TooManyRequestsException **   
Thrown if the request is throttled.    
 ** message **   
Message returned by a TooManyRequestsException.
HTTP Status Code: 429

## See Also


For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS Command Line Interface V2](https://docs.aws.amazon.com/goto/cli2/cognito-sync-2014-06-30/SetCognitoEvents) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/cognito-sync-2014-06-30/SetCognitoEvents) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/cognito-sync-2014-06-30/SetCognitoEvents) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/cognito-sync-2014-06-30/SetCognitoEvents) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/cognito-sync-2014-06-30/SetCognitoEvents) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/cognito-sync-2014-06-30/SetCognitoEvents) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/cognito-sync-2014-06-30/SetCognitoEvents) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/cognito-sync-2014-06-30/SetCognitoEvents) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/cognito-sync-2014-06-30/SetCognitoEvents) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/cognito-sync-2014-06-30/SetCognitoEvents)