The Nutshell Go SDK by Ansgar allows API communication, supporting the creation of new contact and new message. Code presents API calls and configuration. Methods include contact, owner, address, result, error, and entity.
Last year, Facebook announced that it would launch a set of business-centric tools around WhatsApp. The company has also long stated that it would eventually monetize its various messaging platforms. Facebook has taken a step towards both goals with the introduction of the WhatsApp Business API.
Handling API calls in the cloud with a service like AWS Lambda is one of the latest ways enterprises try to save on resources. In theory, you can save a ton of money. But be careful. Costs for API calls can mount up, sometimes leaving you with a cloud computing bill ten times the size you expected.