public StartPrimaryEmailUpdateRequest withPrimaryEmail(String primaryEmail) {
        setPrimaryEmail(primaryEmail);
        return this;
    }
<p>
The new primary email address (also known as the root user email address) to use in the specified account.
</p>

@param primaryEmail
       The new primary email address (also known as the root user email address) to use in the specified account.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-account/src/main/java/com/amazonaws/services/account/model/StartPrimaryEmailUpdateRequest.java