diff --git a/swh/deposit/api/private/deposit_read.py b/swh/deposit/api/private/deposit_read.py
--- a/swh/deposit/api/private/deposit_read.py
+++ b/swh/deposit/api/private/deposit_read.py
@@ -139,13 +139,22 @@
             deposit: Deposit concerned by the data aggregation.
 
         Returns:
-            Dictionary of data representing the deposit to inject in swh.
+
+            Dictionary of metadata information read by the loader, with the following
+            keys:
+
+                **provider** (Dict): the metadata provider information (as) about the
+                  deposit client
+
+                **tool** (Dict): the deposit information
+
+                **raw_metadata** (List[str]): List of raw metadata received for the
+                  deposit
+
+                **deposit** (Dict): deposit information relevant to build the revision
 
         """
         metadata, raw_metadata = self._metadata_get(deposit)
-        # Read information metadata
-        data = {"origin": {"type": "deposit", "url": deposit.origin_url,}}
-
         author_date, commit_date = self._normalize_dates(deposit, metadata)
 
         if deposit.parent:
@@ -157,8 +166,7 @@
         else:
             parents = []
 
-        data["origin_metadata"] = {
-            # metadata provider
+        data = {
             "provider": {
                 "provider_name": deposit.client.last_name,
                 "provider_url": deposit.client.provider_url,
@@ -167,18 +175,17 @@
             },
             "tool": self.tool,
             "raw_metadata": raw_metadata,
+            "deposit": {
+                "id": deposit.id,
+                "client": deposit.client.username,
+                "collection": deposit.collection.name,
+                "author": SWH_PERSON,
+                "author_date": author_date,
+                "committer": SWH_PERSON,
+                "committer_date": commit_date,
+                "revision_parents": parents,
+            },
         }
-        data["deposit"] = {
-            "id": deposit.id,
-            "client": deposit.client.username,
-            "collection": deposit.collection.name,
-            "author": SWH_PERSON,
-            "author_date": author_date,
-            "committer": SWH_PERSON,
-            "committer_date": commit_date,
-            "revision_parents": parents,
-        }
-
         return data
 
     def process_get(
diff --git a/swh/deposit/tests/api/test_deposit_private_read_metadata.py b/swh/deposit/tests/api/test_deposit_private_read_metadata.py
--- a/swh/deposit/tests/api/test_deposit_private_read_metadata.py
+++ b/swh/deposit/tests/api/test_deposit_private_read_metadata.py
@@ -57,26 +57,20 @@
         response = authenticated_client.get(url)
         assert response.status_code == status.HTTP_200_OK
         assert response._headers["content-type"][1] == "application/json"
-        data = response.json()
+        actual_data = response.json()
 
-        expected_meta = {
-            "origin": {
-                "type": "deposit",
-                "url": "https://hal-test.archives-ouvertes.fr/some-external-id",
+        assert actual_data == {
+            "raw_metadata": atom_xml_metadata,
+            "provider": {
+                "metadata": {},
+                "provider_name": "",
+                "provider_type": "deposit_client",
+                "provider_url": "https://hal-test.archives-ouvertes.fr/",
             },
-            "origin_metadata": {
-                "raw_metadata": atom_xml_metadata,
-                "provider": {
-                    "metadata": {},
-                    "provider_name": "",
-                    "provider_type": "deposit_client",
-                    "provider_url": "https://hal-test.archives-ouvertes.fr/",
-                },
-                "tool": {
-                    "configuration": {"sword_version": "2"},
-                    "name": "swh-deposit",
-                    "version": __version__,
-                },
+            "tool": {
+                "configuration": {"sword_version": "2"},
+                "name": "swh-deposit",
+                "version": __version__,
             },
             "deposit": {
                 "author": SWH_PERSON,
@@ -98,8 +92,6 @@
             },
         }
 
-        assert data == expected_meta
-
 
 def test_read_metadata_revision_with_parent(
     authenticated_client, deposit_collection, partial_deposit, atom_dataset
@@ -117,40 +109,33 @@
             authenticated_client, deposit_collection, deposit, atom_xml_data,
         )
         atom_xml_metadata.append(atom_xml_data)
-    rev_id = "da78a9d4cf1d5d29873693fd496142e3a18c20fa"
-    swhid = "swh:1:rev:%s" % rev_id
-    fake_parent = Deposit(
-        swhid=swhid, client=deposit.client, collection=deposit.collection
-    )
-    fake_parent.save()
-    deposit.parent = fake_parent
-    deposit.save()
+        rev_id = "da78a9d4cf1d5d29873693fd496142e3a18c20fa"
+        swhid = "swh:1:rev:%s" % rev_id
+        fake_parent = Deposit(
+            swhid=swhid, client=deposit.client, collection=deposit.collection
+        )
+        fake_parent.save()
+        deposit.parent = fake_parent
+        deposit.save()
 
     for url in private_get_raw_url_endpoints(deposit_collection, deposit):
         response = authenticated_client.get(url)
 
         assert response.status_code == status.HTTP_200_OK
         assert response._headers["content-type"][1] == "application/json"
-        data = response.json()
-
-        expected_meta = {
-            "origin": {
-                "type": "deposit",
-                "url": "https://hal-test.archives-ouvertes.fr/some-external-id",
+        actual_data = response.json()
+        assert actual_data == {
+            "raw_metadata": atom_xml_metadata,
+            "provider": {
+                "metadata": {},
+                "provider_name": "",
+                "provider_type": "deposit_client",
+                "provider_url": "https://hal-test.archives-ouvertes.fr/",
             },
-            "origin_metadata": {
-                "raw_metadata": atom_xml_metadata,
-                "provider": {
-                    "metadata": {},
-                    "provider_name": "",
-                    "provider_type": "deposit_client",
-                    "provider_url": "https://hal-test.archives-ouvertes.fr/",
-                },
-                "tool": {
-                    "configuration": {"sword_version": "2"},
-                    "name": "swh-deposit",
-                    "version": __version__,
-                },
+            "tool": {
+                "configuration": {"sword_version": "2"},
+                "name": "swh-deposit",
+                "version": __version__,
             },
             "deposit": {
                 "author": SWH_PERSON,
@@ -172,8 +157,6 @@
             },
         }
 
-        assert data == expected_meta
-
 
 def test_read_metadata_3(
     authenticated_client, deposit_collection, partial_deposit, atom_dataset
@@ -208,26 +191,20 @@
 
         assert response.status_code == status.HTTP_200_OK
         assert response._headers["content-type"][1] == "application/json"
-        data = response.json()
+        actual_data = response.json()
 
-        expected_meta = {
-            "origin": {
-                "type": "deposit",
-                "url": "https://hal-test.archives-ouvertes.fr/hal-01243065",
+        assert actual_data == {
+            "raw_metadata": atom_xml_metadata,
+            "provider": {
+                "metadata": {},
+                "provider_name": "",
+                "provider_type": "deposit_client",
+                "provider_url": "https://hal-test.archives-ouvertes.fr/",
             },
-            "origin_metadata": {
-                "raw_metadata": atom_xml_metadata,
-                "provider": {
-                    "metadata": {},
-                    "provider_name": "",
-                    "provider_type": "deposit_client",
-                    "provider_url": "https://hal-test.archives-ouvertes.fr/",
-                },
-                "tool": {
-                    "configuration": {"sword_version": "2"},
-                    "name": "swh-deposit",
-                    "version": __version__,
-                },
+            "tool": {
+                "configuration": {"sword_version": "2"},
+                "name": "swh-deposit",
+                "version": __version__,
             },
             "deposit": {
                 "author": SWH_PERSON,
@@ -248,7 +225,6 @@
                 "revision_parents": [],
             },
         }
-        assert data == expected_meta
 
 
 def test_read_metadata_4(
@@ -272,14 +248,9 @@
 
         assert response.status_code == status.HTTP_200_OK
         assert response._headers["content-type"][1] == "application/json"
-        data = response.json()
-
-        expected_origin = {
-            "type": "deposit",
-            "url": "https://hal-test.archives-ouvertes.fr/%s" % (deposit.external_id),
-        }
+        actual_data = response.json()
 
-        expected_origin_metadata = {
+        assert actual_data == {
             "raw_metadata": [codemeta_entry_data],
             "provider": {
                 "metadata": {},
@@ -292,35 +263,26 @@
                 "name": "swh-deposit",
                 "version": __version__,
             },
-        }
-
-        expected_deposit_info = {
-            "author": SWH_PERSON,
-            "committer": SWH_PERSON,
-            "committer_date": {
-                "negative_utc": False,
-                "offset": 0,
-                "timestamp": {"microseconds": 0, "seconds": 1459900800},
-            },
-            "author_date": {
-                "negative_utc": False,
-                "offset": 0,
-                "timestamp": {"microseconds": 0, "seconds": 1459900800},
+            "deposit": {
+                "author": SWH_PERSON,
+                "committer": SWH_PERSON,
+                "committer_date": {
+                    "negative_utc": False,
+                    "offset": 0,
+                    "timestamp": {"microseconds": 0, "seconds": 1459900800},
+                },
+                "author_date": {
+                    "negative_utc": False,
+                    "offset": 0,
+                    "timestamp": {"microseconds": 0, "seconds": 1459900800},
+                },
+                "client": deposit_collection.name,
+                "id": deposit.id,
+                "collection": deposit_collection.name,
+                "revision_parents": [],
             },
-            "client": deposit_collection.name,
-            "id": deposit.id,
-            "collection": deposit_collection.name,
-            "revision_parents": [],
         }
 
-        expected_meta = {
-            "origin": expected_origin,
-            "origin_metadata": expected_origin_metadata,
-            "deposit": expected_deposit_info,
-        }
-
-        assert data == expected_meta
-
 
 def test_read_metadata_5(
     authenticated_client, deposit_collection, partial_deposit, atom_dataset
@@ -353,14 +315,9 @@
 
         assert response.status_code == status.HTTP_200_OK
         assert response._headers["content-type"][1] == "application/json"
-        data = response.json()
+        actual_data = response.json()
 
-        expected_origin = {
-            "type": "deposit",
-            "url": "https://hal-test.archives-ouvertes.fr/external-id-partial",
-        }
-
-        expected_origin_metadata = {
+        assert actual_data == {
             "raw_metadata": [codemeta_entry_data],
             "provider": {
                 "metadata": {},
@@ -373,35 +330,26 @@
                 "name": "swh-deposit",
                 "version": __version__,
             },
-        }
-
-        expected_deposit_info = {
-            "author": SWH_PERSON,
-            "committer": SWH_PERSON,
-            "committer_date": {
-                "negative_utc": False,
-                "offset": 120,
-                "timestamp": {"microseconds": 0, "seconds": 1493820527},
-            },
-            "author_date": {
-                "negative_utc": False,
-                "offset": 120,
-                "timestamp": {"microseconds": 0, "seconds": 1428332927},
+            "deposit": {
+                "author": SWH_PERSON,
+                "committer": SWH_PERSON,
+                "committer_date": {
+                    "negative_utc": False,
+                    "offset": 120,
+                    "timestamp": {"microseconds": 0, "seconds": 1493820527},
+                },
+                "author_date": {
+                    "negative_utc": False,
+                    "offset": 120,
+                    "timestamp": {"microseconds": 0, "seconds": 1428332927},
+                },
+                "client": deposit_collection.name,
+                "id": deposit.id,
+                "collection": deposit_collection.name,
+                "revision_parents": [],
             },
-            "client": deposit_collection.name,
-            "id": deposit.id,
-            "collection": deposit_collection.name,
-            "revision_parents": [],
         }
 
-        expected_meta = {
-            "origin": expected_origin,
-            "origin_metadata": expected_origin_metadata,
-            "deposit": expected_deposit_info,
-        }
-
-        assert data == expected_meta
-
 
 def test_access_to_nonexisting_deposit_returns_404_response(
     authenticated_client, deposit_collection,