public void setEmailMessage(String emailMessage) {
        this.emailMessage = emailMessage;
    }
<p>
The message template for email messages. EmailMessage is allowed only if <a href=
"https://docs.aws.amazon.com/cognito-user-identity-pools/latest/APIReference/API_EmailConfigurationType.html#CognitoUserPools-Type-EmailConfigurationType-EmailSendingAccount"
>EmailSendingAccount</a> is DEVELOPER.
</p>

@param emailMessage
       The message template for email messages. EmailMessage is allowed only if <a href=
       "https://docs.aws.amazon.com/cognito-user-identity-pools/latest/APIReference/API_EmailConfigurationType.html#CognitoUserPools-Type-EmailConfigurationType-EmailSendingAccount"
       >EmailSendingAccount</a> is DEVELOPER.
aws-java-sdk-cognitoidp/src/main/java/com/amazonaws/services/cognitoidp/model/MessageTemplateType.java