## Constructor: updateUserName ### Attributes: | Name | Type | Required | |----------|:-------------:|---------:| |user\_id|[int](../types/int.md) | Required| |first\_name|[string](../types/string.md) | Required| |last\_name|[string](../types/string.md) | Required| |username|[string](../types/string.md) | Required| ### Type: [Update](../types/Update.md) ### Example: ``` $updateUserName = ['user_id' => int, 'first_name' => string, 'last_name' => string, 'username' => string, ]; ```