Get Appointment Import

{  "id": "497f6eca-6276-4993-bfeb-53cbbbba6f08",  "organisation_id": "9ec26450-a51e-40b1-a49f-e04045480fd5",  "type": "appointment_details",  "external_id": "string",  "contact_list_id": "9298fd5a-be3d-43b6-a1ce-512c7e72f589",  "contact_list_external_id": "string",  "allow_deal_reassignment": true,  "allow_appointment_reassignment": true,  "status": "pending",  "started_at": "2019-08-24T14:15:22Z",  "completed_at": "2019-08-24T14:15:22Z",  "total_count": 9007199254740991,  "success_count": 9007199254740991,  "failed_count": 9007199254740991,  "failure": {    "code": "string",    "message": "string"  },  "created_at": "2019-08-24T14:15:22Z",  "updated_at": "2019-08-24T14:15:22Z"}