End the call with an optional reason. | Name | Type | Default | Description | |:-|:|:--|:--| | hangupRequired | object | - | An object that contains the [hangup parameters](#hangup-parameters). | ## **hangup Parameters** | Name | Type | Description | |:-|:--|:--| | reasonOptional | hangup \| busy \| decline | Hangup reason | ## **Examples** ### No parameters yaml andJson version: 1.0.0 sections: main: - answer: {} - hangup: {} ### Set a hangup reason yaml andJson version: 1.0.0 sections: main: - answer: {} - hangup: reason: busy