# NewSessionDetails
<a name="API_NewSessionDetails"></a>

Payload of chat properties to apply when starting a new contact.

## Contents
<a name="API_NewSessionDetails_Contents"></a>

 ** Attributes **   <a name="connect-Type-NewSessionDetails-Attributes"></a>
 A custom key-value pair using an attribute map. The attributes are standard Amazon Connect attributes. They can be accessed in flows just like any other contact attributes.   
 There can be up to 32,768 UTF-8 bytes across all key-value pairs per contact. Attribute keys can include only alphanumeric, dash, and underscore characters.   
Type: String to string map  
Key Length Constraints: Minimum length of 1. Maximum length of 32767.  
Value Length Constraints: Minimum length of 0. Maximum length of 32767.  
Required: No

 ** ParticipantDetails **   <a name="connect-Type-NewSessionDetails-ParticipantDetails"></a>
The customer's details.  
Type: [ParticipantDetails](API_ParticipantDetails.md) object  
Required: No

 ** StreamingConfiguration **   <a name="connect-Type-NewSessionDetails-StreamingConfiguration"></a>
The streaming configuration, such as the Amazon SNS streaming endpoint.  
Type: [ChatStreamingConfiguration](API_ChatStreamingConfiguration.md) object  
Required: No

 ** SupportedMessagingContentTypes **   <a name="connect-Type-NewSessionDetails-SupportedMessagingContentTypes"></a>
 The supported chat message content types. Supported types are `text/plain`, `text/markdown`, `application/json`, `application/vnd.amazonaws.connect.message.interactive`, and `application/vnd.amazonaws.connect.message.interactive.response`.   
Content types must always contain ` text/plain`. You can then put any other supported type in the list. For example, all the following lists are valid because they contain `text/plain`: `[text/plain, text/markdown, application/json]`, ` [text/markdown, text/plain]`, `[text/plain, application/json, application/vnd.amazonaws.connect.message.interactive.response]`.   
Type: Array of strings  
Length Constraints: Minimum length of 1. Maximum length of 100.  
Required: No

## See Also
<a name="API_NewSessionDetails_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/connect-2017-08-08/NewSessionDetails) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/connect-2017-08-08/NewSessionDetails) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/connect-2017-08-08/NewSessionDetails)