process json file in token uri

apps/explorer/lib/explorer/token/instance_metadata_retriever.ex

@@ -64,8 +64,21 @@ defmodule Explorer.Token.InstanceMetadataRetriever do
     fetch_metadata(token_uri)
   end
 
+  def fetch_json(%{"tokenURI" => {:ok, ["data:application/json," <> json]}}) do
+    decoded_json = URI.decode(json)
+
+    fetch_json(%{"tokenURI" => {:ok, [decoded_json]}})
+  rescue
+    e ->
+      Logger.error(fn -> ["Unknown metadata format #{inspect(json)}. error #{inspect(e)}"] end)
+
+      {:error, json}
+  end
+
   def fetch_json(%{"tokenURI" => {:ok, [json]}}) do
-    Jason.decode(json)
+    {:ok, json} = decode_json(json)
+
+    {:ok, %{metadata: json}}
   rescue
     e ->
       Logger.error(fn -> ["Unknown metadata format #{inspect(json)}. error #{inspect(e)}"] end)

apps/explorer/test/explorer/token/instance_metadata_retriever_test.exs

@@ -75,5 +75,27 @@ defmodule Explorer.Token.InstanceMetadataRetrieverTest do
                  "tokenURI" => {:ok, ["http://localhost:#{bypass.port}/api/card/55265"]}
                })
     end
+
+    test "decodes json file in tokenURI" do
+      data = %{
+        "tokenURI" =>
+          {:ok,
+           [
+             "data:application/json,{\"name\":\"Home%20Address%20-%200x0000000000C1A6066c6c8B9d63e9B6E8865dC117\",\"description\":\"This%20NFT%20can%20be%20redeemed%20on%20HomeWork%20to%20grant%20a%20controller%20the%20exclusive%20right%20to%20deploy%20contracts%20with%20arbitrary%20bytecode%20to%20the%20designated%20home%20address.\",\"image\":\"data:image/svg+xml;charset=utf-8;base64,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\"}"
+           ]}
+      }
+
+      assert InstanceMetadataRetriever.fetch_json(data) ==
+               {:ok,
+                %{
+                  metadata: %{
+                    "description" =>
+                      "This NFT can be redeemed on HomeWork to grant a controller the exclusive right to deploy contracts with arbitrary bytecode to the designated home address.",
+                    "image" =>
+                      "data:image/svg+xml;charset=utf-8;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAxNDQgNzIiPjxzdHlsZT48IVtDREFUQVsuQntzdHJva2UtbGluZWpvaW46cm91bmR9LkN7c3Ryb2tlLW1pdGVybGltaXQ6MTB9LkR7c3Ryb2tlLXdpZHRoOjJ9LkV7ZmlsbDojOWI5YjlhfS5Ge3N0cm9rZS1saW5lY2FwOnJvdW5kfV1dPjwvc3R5bGU+PGcgdHJhbnNmb3JtPSJtYXRyaXgoMS4wMiAwIDAgMS4wMiA4LjEgMCkiPjxwYXRoIGZpbGw9IiNmZmYiIGQ9Ik0xOSAzMmgzNHYyNEgxOXoiLz48ZyBzdHJva2U9IiMwMDAiIGNsYXNzPSJCIEMgRCI+PHBhdGggZmlsbD0iI2E1NzkzOSIgZD0iTTI1IDQwaDl2MTZoLTl6Ii8+PHBhdGggZmlsbD0iIzkyZDNmNSIgZD0iTTQwIDQwaDh2N2gtOHoiLz48cGF0aCBmaWxsPSIjZWE1YTQ3IiBkPSJNNTMgMzJIMTl2LTFsMTYtMTYgMTggMTZ6Ii8+PHBhdGggZmlsbD0ibm9uZSIgZD0iTTE5IDMyaDM0djI0SDE5eiIvPjxwYXRoIGZpbGw9IiNlYTVhNDciIGQ9Ik0yOSAyMWwtNSA1di05aDV6Ii8+PC9nPjwvZz48ZyB0cmFuc2Zvcm09Im1hdHJpeCguODQgMCAwIC44NCA2NSA1KSI+PHBhdGggZD0iTTkuNSAyMi45bDQuOCA2LjRhMy4xMiAzLjEyIDAgMCAxLTMgMi4ybC00LjgtNi40Yy4zLTEuNCAxLjYtMi40IDMtMi4yeiIgZmlsbD0iI2QwY2ZjZSIvPjxwYXRoIGZpbGw9IiMwMTAxMDEiIGQ9Ik00MS43IDM4LjVsNS4xLTYuNSIvPjxwYXRoIGQ9Ik00Mi45IDI3LjhMMTguNCA1OC4xIDI0IDYybDIxLjgtMjcuMyAyLjMtMi44eiIgY2xhc3M9IkUiLz48cGF0aCBmaWxsPSIjMDEwMTAxIiBkPSJNNDMuNCAyOS4zbC00LjcgNS44Ii8+PHBhdGggZD0iTTQ2LjggMzJjMy4yIDIuNiA4LjcgMS4yIDEyLjEtMy4yczMuNi05LjkuMy0xMi41bC01LjEgNi41LTIuOC0uMS0uNy0yLjcgNS4xLTYuNWMtMy4yLTIuNi04LjctMS4yLTEyLjEgMy4ycy0zLjYgOS45LS4zIDEyLjUiIGNsYXNzPSJFIi8+PHBhdGggZmlsbD0iI2E1NzkzOSIgZD0iTTI3LjMgMjZsMTEuOCAxNS43IDMuNCAyLjQgOS4xIDE0LjQtMy4yIDIuMy0xIC43LTEwLjItMTMuNi0xLjMtMy45LTExLjgtMTUuN3oiLz48cGF0aCBkPSJNMTIgMTkuOWw1LjkgNy45IDEwLjItNy42LTMuNC00LjVzNi44LTUuMSAxMC43LTQuNWMwIDAtNi42LTMtMTMuMyAxLjFTMTIgMTkuOSAxMiAxOS45eiIgY2xhc3M9IkUiLz48ZyBmaWxsPSJub25lIiBzdHJva2U9IiMwMDAiIGNsYXNzPSJCIEMgRCI+PHBhdGggZD0iTTUyIDU4LjlMNDAuOSA0My4ybC0zLjEtMi4zLTEwLjYtMTQuNy0yLjkgMi4yIDEwLjYgMTQuNyAxLjEgMy42IDExLjUgMTUuNXpNMTIuNSAxOS44bDUuOCA4IDEwLjMtNy40LTMuMy00LjZzNi45LTUgMTAuOC00LjNjMCAwLTYuNi0zLjEtMTMuMy45cy0xMC4zIDcuNC0xMC4zIDcuNHptLTIuNiAyLjlsNC43IDYuNWMtLjUgMS4zLTEuNyAyLjEtMyAyLjJsLTQuNy02LjVjLjMtMS40IDEuNi0yLjQgMy0yLjJ6Ii8+PHBhdGggZD0iTTQxLjMgMzguNWw1LjEtNi41bS0zLjUtMi43bC00LjYgNS44bTguMS0zLjFjMy4yIDIuNiA4LjcgMS4yIDEyLjEtMy4yczMuNi05LjkuMy0xMi41bC01LjEgNi41LTIuOC0uMS0uOC0yLjcgNS4xLTYuNWMtMy4yLTIuNi04LjctMS4yLTEyLjEgMy4yLTMuNCA0LjMtMy42IDkuOS0uMyAxMi41IiBjbGFzcz0iRiIvPjxwYXRoIGQ9Ik0zMC44IDQ0LjRMMTkgNTguOWw0IDMgMTAtMTIuNyIgY2xhc3M9IkYiLz48L2c+PC9nPjwvc3ZnPg==",
+                    "name" => "Home Address - 0x0000000000C1A6066c6c8B9d63e9B6E8865dC117"
+                  }
+                }}
+    end
   end
 end