ConversationItemAddedEvent.fromJson constructor
Creates a ConversationItemAddedEvent from JSON.
Implementation
factory ConversationItemAddedEvent.fromJson(Map<String, dynamic> json) {
return ConversationItemAddedEvent(
eventId: json['event_id'] as String,
previousItemId: json['previous_item_id'] as String?,
item: Map<String, dynamic>.from(json['item'] as Map),
);
}