Update CHN to XCN (#18789)

* add info

* add logo

* update CHN logo

* update token explorer

* update description

* update token info

* update CHN token

* update token address

* update XCN token

* add tag

* update XCN address

* update tag

blockchains/ethereum/assets/0xA2cd3D43c775978A96BdBf12d733D5A1ED94fb18/info.json

@@ -2,12 +2,12 @@
     "name": "Chain",
     "website": "https://chain.com",
     "description": "Chain is a cloud blockchain infrastructure that enables organizations to build better financial services from the ground up. Chain has launched Chain Core which is a permissioned and open source blockchain and Sequence, its ledger as a service product. Clients can receive discounts and pay for commercial fees with Chain Tokens (CHN) as well as participate in community protocol governance and access to premium features.",
-    "explorer": "https://etherscan.io/token/0x41C37A4683d6a05adB31c39D71348A8403B13Ca9",
+    "explorer": "https://etherscan.io/token/0xA2cd3D43c775978A96BdBf12d733D5A1ED94fb18",
     "type": "ERC20",
-    "symbol": "CHN",
+    "symbol": "XCN",
     "decimals": 18,
     "status": "active",
-    "id": "0x41C37A4683d6a05adB31c39D71348A8403B13Ca9",
+    "id": "0xA2cd3D43c775978A96BdBf12d733D5A1ED94fb18",
     "links": [
         {
             "name": "github",
@@ -29,5 +29,8 @@
             "name": "telegram",
             "url": "https://t.me/Chain"
         }
+    ],
+    "tags": [
+        "defi"
     ]
-}
+}