CallStatsParticipant
constructor(@Json(name = "user_id") userId: String, @Json(name = "sessions") sessions: List<CallStatsParticipantSession> = emptyList(), @Json(name = "latest_activity_at") latestActivityAt: OffsetDateTime? = null, @Json(name = "name") name: String? = null, @Json(name = "roles") roles: List<String>? = emptyList())