Response object received after a share dialog is closed
| Param | Type | Details |
|---|---|---|
| post_id (optional) |
string
|
Only available if the user is logged into your app using Facebook and has granted publish_actions. If present, this is the ID of the published Open Graph story. |
| error_message (optional) |
string
|
Only available if the user is logged into your app using Facebook Login. |