Initialize a Live Activity for all subscribed devices

This endpoint starts a Live Activity (liveExternalId) for all devices subscribed to this Live Activity.

Note: This functionality is supported on iOS devices running version 18 or later and on Android devices starting from version 5.0 (API 21)

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Path Params
number
required

Customer application id

string
required

Live Activity External ID

Body Params
liveActivityEventData
object
required

Data properties to send live activity notification.
The total payload size should not exceed 3KB due to push provider limitations.

staticAttributes
object | null

This field overwrite staticAttributes values of live activity.
The dictionary that contains data you pass to a Live Activity that you start with a remote push notification with static data during the live activity cycle.
iOS platform should keep the same structure of your application and same structure that iosClass attributes.
For more information, see attributes in Official Apple Docs.

integer
≥ 0
Defaults to 600

Expiration in seconds for the START push notification while the device is offline.
If the device is offline and the START notification is not delivered within this window, the providers will discard it instead of storing it for later delivery.

  • Minimum: 0 (discard immediately if device is offline).
  • Default: 600 (10 minutes). This prevents stale Live Activities from starting when a device comes back online after a long period.
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