get https://api.sendios.io/v1/unsub/isunsub/
API endpoint to check if the user is unsubscribed. In case of a positive response, it returns the corresponding information.
| Response params | Description |
|---|---|
| project_id | Project identifier; |
| user_id | User identifier; |
| source_id | Unsubscribe reason; |
| meta | Detailed information on the unsubscribe reason; |
| created_at | Unsubscribe date; |
| updated_at | Date of unsubscribe update. |