Add HOI4D shared-v1.1 batch 1027

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+      },
+      "valid_ref": "observation/depth_valid.mkv",
+      "valid_axes": [
+        "T",
+        "height",
+        "width"
+      ],
+      "unit": "m",
+      "depth_type": "z",
+      "depth_origin": "measured",
+      "invalid_value": "NaN"
+    }
+  },
+  "split": "unknown",
+  "view_type": "ego",
+  "split_reason": "No verified official split mapping available for this sequence"
+}