feat: add `metadata_paragraph` to the `dataset_info.json`

dataset_info.json

@@ -241,6 +241,40 @@
           "_type": "Value"
         }
       }
+    ],
+    "metadata_paragraph": [
+      {
+        "char_end_idx": {
+          "dtype": "int64",
+          "id": null,
+          "_type": "Value"
+        },
+        "char_start_idx": {
+          "dtype": "int64",
+          "id": null,
+          "_type": "Value"
+        },
+        "key": {
+          "dtype": "string",
+          "id": null,
+          "_type": "Value"
+        },
+        "marker": {
+          "dtype": "string",
+          "id": null,
+          "_type": "Value"
+        },
+        "type": {
+          "dtype": "string",
+          "id": null,
+          "_type": "Value"
+        },
+        "value": {
+          "dtype": "string",
+          "id": null,
+          "_type": "Value"
+        }
+      }
     ]
   },
   "homepage": "",