--- title: chatEventDescriptionChanged description: Chat description was changed --- ## Constructor: chatEventDescriptionChanged [Back to constructors index](index.md) Chat description was changed ### Attributes: | Name | Type | Required | Description | |----------|---------------|----------|-------------| |old\_description|[string](../types/string.md) | Yes|Old description value| |new\_description|[string](../types/string.md) | Yes|New description value| ### Type: [ChatEventAction](../types/ChatEventAction.md)