Once you have a KakaoTalk Business Channel, you will need to provide Sinch with the following information to start onboarding process:
You can find this information in your KakaoTalk Business Channel Manager -> Management -> Detailed settings page (상세 설정):
You will also need to make sure that your channel is searchable and is Public. You can find these settings in your Profile settings 프로필 설정 under the dashboard main page:
You will also need to provide the:
Sinch will send a verification code to this number through KakaoTalk to validate the channel's ownership. This verification code will be valid for 7 days.
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