post https://sandbox-api.onsched.com/consumer/v1/customers
Use this endpoint to Create a new Customer. A customer object is automatically created with the first appointment booking if it doesn't already exist. If not specified, the business location id defaults to the primary business location.
Required Fields: Email and Name or First and Lastname depending on customer type. Type 0 = Person, Type 1 = Business. For type 0, the firstname and lastname fields are used. For type 1, the Name field is used, and the name field is also used to populate the lastname.