generate registry v0.6.20 [no ci]

public/TheGraphNetworksRegistry.json

@@ -1,9 +1,9 @@
 {
   "$schema": "https://networks-registry.thegraph.com/TheGraphNetworksRegistrySchema_v0_6.json",
-  "version": "0.6.19",
+  "version": "0.6.20",
   "title": "The Graph networks registry",
   "description": "This registry was generated and validated. To add a chain, open a pull request: https://github.com/graphprotocol/networks-registry",
-  "updatedAt": "2024-12-20T17:33:41.671Z",
+  "updatedAt": "2025-01-06T15:35:11.772Z",
   "networks": [
     {
       "id": "mainnet",
@@ -1916,6 +1916,55 @@
         }
       }
     },
+    {
+      "id": "expchain-testnet",
+      "shortName": "EXPchain",
+      "fullName": "EXPchain Testnet",
+      "aliases": [
+        "evm-18880"
+      ],
+      "caip2Id": "eip155:18880",
+      "graphNode": {
+        "protocol": "ethereum"
+      },
+      "explorerUrls": [
+        "https://blockscout-testnet.expchain.ai/"
+      ],
+      "rpcUrls": [
+        "https://rpc1-testnet.expchain.ai"
+      ],
+      "apiUrls": [
+        {
+          "url": "https://blockscout-testnet.expchain.ai/api",
+          "kind": "blockscout"
+        }
+      ],
+      "services": {
+        "subgraphs": [
+          "https://api.studio.thegraph.com/deploy"
+        ]
+      },
+      "networkType": "testnet",
+      "relations": [
+        {
+          "kind": "testnetOf",
+          "network": "expchain-testnet"
+        }
+      ],
+      "issuanceRewards": false,
+      "nativeToken": "tZKJ",
+      "docsUrl": "https://docs.polyhedra.network/expchain",
+      "genesis": {
+        "hash": "0xcd32fbe4844c34d8c24a50949e84a2b67bacca64a1229f248bb4c8a95c5feb75",
+        "height": 0
+      },
+      "firehose": {
+        "blockType": "sf.ethereum.type.v2.Block",
+        "evmExtendedModel": false,
+        "bufUrl": "https://buf.build/streamingfast/firehose-ethereum",
+        "bytesEncoding": "hex"
+      }
+    },
     {
       "id": "soneium-testnet",
       "shortName": "Soneium",