Header: algorithm and token type
{
"alg": "HS256",
"typ": "JWT"
}The header contains the token type (JWT), and the signing algorithm (HMAC-SHA-256).
Payload: data
{
"aud": "bf860c6b-dd98-42f2-b23d-17dcec59ca0d",
"exp": 1680609955,
"viewer_id": "5972411",
"is_app_installed": true,
"is_main_product_active": true,
"is_app_taken_for_free": false,
"is_main_product_trial_available": true,
"product_trials_available": ["f406843c-6838-46de-9ecc-f17c7c0dc359"],
"active_products": [
{
"id": "4fbe56d2-148c-40c4-af83-bdcbfd60c0e3",
"value": 2
}
],
"extra_user_data": {
"is_main_product_trial_active": false,
"active_product_trials": ["e67176df-f062-4ab6-817a-e2f68878bba8"]
},
"email_subscription": {
"state": "STATE_UNSPECIFIED"
},
"url": "",
"lang": "en"
}The payload contains the following parameters:
String. Unique app ID.
Number. Lifetime of a valid token—in this case, five minutes.
You must check the expiration of this field according to our security requirements.
String. App user ID. If this is a corporate account, all its subusers have the same value.
Boolean. The value is false if the app hasn't been purchased or the app is free of charge.
Once the user purchases the app or gets a trial, the value becomes true.
To offer the user to install the app, use the SM.client('requestMainProductPurchase') JS SDK method.
Boolean. The value is true if the user gets the app for free.
It's applicable only for free and demo apps.
For details, refer to Monetization options.
Boolean. This value is true if the user can activate a trial of the app's main product.
For example, it's true, if the user has never bought the app or activated a trial of the main product before.
Array<String>. This array contains the IDs of all the app's products for which the user can activate a trial.
For example, if a user never bought or activated a trial for the in-app purchase with the given id,
that id will be in this array.
Object. The value depends on how your app is configured. You can use recurrent emails or notifications.
The value is available if the app uses recurrent emails.
Boolean. Email subscription status.
Use SM.client('requestEmailSubscriptionChange') to change it.
The value is available if the app uses notifications.
String. Possible values:
"STATE_UNSPECIFIED": You can ask the user to allow notifications using the SM.client('requestEmailReports') method."UNSUBSCRIBED": If the user has refused notifications."SUBSCRIBED": You can send email notifications using the App Center server-to-server API.Array<Product>. The list of the user's purchased in-app products that extend the app functionality with extra features.
Product fields:
ID (string): Product ID.value (number): Number of purchased in-app products.If a user doesn't have any in-app products,
show them a pop-up message with purchase options using the SM.client('requestInAppPurchase') JS SDK method.
For details, refer to the In-app products section.
Object. Provides additional information about the state of the app trial and in-app trials. The field appears in JWT under these conditions:
Boolean. Is true if the user has activated a trial of the app and the trial period hasn't expired yet.
Array<string>. List of in-app IDs in an active trial state with an unexpired trial period.
String. Interface language.
en, es, de, fr, it, pt, zh, and ja.String. URL from the parent window that will be displayed in the iframe.
By default, the links in the iframe don't change the URL in the parent window. You can include search parameters in the parent window URL, but you must use only approved parameters. Otherwise, they won't be displayed in the address bar.
For details, refer to Search parameters.
Boolean. The value is false if the app hasn't been installed.
Once a user purchases the app or gets a trial, the value becomes true.
The parameter was replaced with is_main_product_active.