curl --request GET \
  --url https://app.getcensus.com/api/v1/sync_runs/{sync_run_id} \
  --header 'Authorization: Bearer <token>'

{
  "status": "success",
  "data": {
    "id": 94,
    "sync_id": 52,
    "source_record_count": 15,
    "source_record_updates": 12,
    "source_record_deletes": 2,
    "source_record_invalids": 1,
    "records_processed": 14,
    "records_updated": 13,
    "records_failed": 1,
    "created_at": "2021-10-20T02:51:07.546Z",
    "updated_at": "2021-10-20T02:52:29.236Z",
    "completed_at": "2021-10-20T02:52:29.234Z",
    "scheduled_execution_time": "2021-10-20T02:52:29.234Z",
    "error_code": "JSON_ARRAY_ERROR",
    "error_message": "The array field being used does not appear to be valid JSON...",
    "error_detail": "Please make sure the field \"custom_field:Users\" with value \"jim\" is formatted as a JSON Array...",
    "status": "completed",
    "canceled": false,
    "full_sync": true,
    "current_step": "Running Sync"
  }
}