added patch for compatibility with payload object

mot-metrics.py

@@ -130,6 +130,13 @@ def calculate(predictions, references, max_iou: float = 0.5):
     return summary
 
 def calculate_from_payload(payload: dict, max_iou: float = 0.5, debug: bool = False):
+    if not isinstance(payload, dict):
+        try:
+            payload = payload.to_dict()
+        except Exception as e:
+            raise ValueError(
+                "The payload should be a dictionary or a compatible object"
+            ) from e
     gt_field_name = payload['gt_field_name']
     models = payload['models']
     sequence_list = payload['sequence_list']