app.installed

API version 2026-10-affable-towhee

Lingara → you app.installed

A learner installed your app. Only your app's own client receives it, never another client of the same account. context lists what the learner agreed your app may be shown.

Scopes events:read

Transports Webhook FeedGET /v1/events StreamGET /v1/events/stream

Payload

idstringrequired

typestringrequired

created_atstringrequired

api_versionstringrequired

subjectstringrequired

dataAppInstalledDatarequired

client_idstringrequired

install_idstringrequired

contextarray of AppContextSlicerequired

tutor_notebooleanrequired

Example

{
  "id": "lgr_evt_5a6b7c8d9e0f11223344556677889900",
  "type": "app.installed",
  "created_at": "2026-10-01T09:20:04Z",
  "api_version": "2026-09-equipped-boxfish",
  "subject": "lgr_sub_8f445eaad6febfab1731b2f8cb17c24e",
  "data": {
    "client_id": "lgr_cid_4hT9kQ2mZx7Lp1Vb8Nc3Rw",
    "install_id": "7c1d2e3f-4a5b-4c6d-8e7f-9a0b1c2d3e4f",
    "context": [
      "languages"
    ],
    "tutor_note": false
  }
}