Optionalis_When an app contains multiple LINE or LINE Enterprise credentials, one of the credentials needs to be defined as the default. Setting this property to true marks the corresponding credentials as the default credentials.
The secret for the LINE channel to which you are connecting.
The token for the LINE channel to which you are connecting.
If the
channelproperty is set toLINEfor this entry of thechannel_credentialsarray, you must include either theline_credentialsobject or theline_enterprise_credentialsobject in the entry as well.