The information in this page is intended to help you understand the different types of FCM messages and what you can do with them. Notification messages contain a predefined set of user-visible keys. Data messages, by contrast, contain only your user-defined custom key-value pairs. Notification messages can contain an optional data payload. Maximum payload for both message types is 4KB, except when sending messages from the Firebase console, which enforces a character limit. Use scenario How to send Notification message FCM automatically displays the message to end-user devices on behalf of the client app. Notification messages have a predefined set of user-visible keys and an optional data payload of custom key-value pairs.
Customizing a message across platforms
You can deploy ownCloud in your own data center on-premises, at a trusted service provider or choose ownCloud. Be confident your data storage and maintenance complies with regulation. Increase security through measures like multi-factor authentication, encryption and file lifecycle management. Give staff an easy, flexible and secure way to share files and folders. Safely involve contacts outside your organization with select documents.
Register now. Built-in security at role and per function level based on the principle of least privilege. Cloud Functions has a simple and intuitive developer experience. Just write your code and let Google Cloud handle the operational infrastructure.
AWS Device Farm is an application testing service that lets you improve the quality of your web and mobile apps by testing them across an extensive range of desktop browsers and real mobile devices; without having to provision and manage any testing infrastructure. The service enables you to run your tests concurrently on multiple desktop browsers or real devices to speed up the execution of your test suite, and generates videos and logs to help you quickly identify issues with your app. Test your app in parallel against a massive collection of physical devices in the AWS Cloud. Use one of our built-in frameworks, to test your applications without having to write or maintain test scripts, or use one of our supported automation testing frameworks. Run tests and interact with a large selection of physical devices. Unlike emulators, physical devices give you a more accurate understanding of the way users interact with your app by taking into account factors like memory, CPU usage, location, and modifications made by manufactures and carriers to the firmware and software.