# Real Time Communication (RTC) API

RTC API is used to send push notification to the mobile app. As an example, when the payment request is successful, the receiver or merchant will receive a notification stated that the transaction was successful. It also can be used for many other purposed as stated in this API.

RTC API data is structured in JSON format as per below

```java
{
    "cmd": "some_command_string", // this will be always a string
    "data": "data", // this will be always a string
    "data_var": {
        "example_data_1": 1,
        "example_data_2": "string_type"
    }
}
```


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