Add Etherlink Shadownet Testnet (Chain ID: 127823) (#2181)

Author: sistemico

constants/additionalChainRegistry/chainid-127823.js

@@ -0,0 +1,25 @@
+export const data = {
+  name: "Etherlink Shadownet Testnet",
+  chain: "Etherlink",
+  rpc: ["https://node.shadownet.etherlink.com"],
+  faucets: [],
+  nativeCurrency: {
+    name: "tez",
+    symbol: "XTZ",
+    decimals: 18,
+  },
+  features: [{ name: "EIP155" }, { name: "EIP1559" }],
+  infoURL: "https://etherlink.com",
+  shortName: "etls",
+  chainId: 127823,
+  networkId: 127823,
+  icon: "etherlink",
+  explorers: [
+    {
+      name: "Etherlink Shadownet Explorer",
+      url: "https://shadownet.explorer.etherlink.com",
+      icon: "blockscout",
+      standard: "EIP3091",
+    },
+  ],
+};