diff --git a/.yarn/install-state.gz b/.yarn/install-state.gz
index 79ece5c..de731f4 100644
Binary files a/.yarn/install-state.gz and b/.yarn/install-state.gz differ
diff --git a/package.json b/package.json
index 65dc7d2..1cf0d32 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
     "yaml": "^2.4.1"
   },
   "devDependencies": {
-    "@polkadot/types": "^10.11.2",
+    "@polkadot/types": "^12.2.3",
     "@types/body-parser": "^1",
     "@types/express": "^4",
     "@types/jest": "^29.5.12",
diff --git a/yarn.lock b/yarn.lock
index 1de4708..ad75b9b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -979,6 +979,20 @@ __metadata:
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+"@polkadot/keyring@npm:^13.0.2":
+  version: 13.0.2
+  resolution: "@polkadot/keyring@npm:13.0.2"
+  dependencies:
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+    "@polkadot/util-crypto": "npm:13.0.2"
+    tslib: "npm:^2.6.2"
+  peerDependencies:
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+  languageName: node
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+
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   resolution: "@polkadot/networks@npm:12.6.2"
@@ -990,6 +1004,17 @@ __metadata:
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   linkType: hard
 
+"@polkadot/networks@npm:13.0.2":
+  version: 13.0.2
+  resolution: "@polkadot/networks@npm:13.0.2"
+  dependencies:
+    "@polkadot/util": "npm:13.0.2"
+    "@substrate/ss58-registry": "npm:^1.46.0"
+    tslib: "npm:^2.6.2"
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+  languageName: node
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   resolution: "@polkadot/rpc-augment@npm:10.11.2"
@@ -1053,6 +1078,18 @@ __metadata:
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+"@polkadot/types-augment@npm:12.2.3":
+  version: 12.2.3
+  resolution: "@polkadot/types-augment@npm:12.2.3"
+  dependencies:
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+    "@polkadot/types-codec": "npm:12.2.3"
+    "@polkadot/util": "npm:^13.0.2"
+    tslib: "npm:^2.6.2"
+  checksum: 10c0/90981b627079c9180c490bc07c6729bee3a619dd2756d215355b1b6ac8d9c54a3480bbe34b402b83fe808776b7810cb0ee01c5a72215a97071c5a3c7825082c9
+  languageName: node
+  linkType: hard
+
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   resolution: "@polkadot/types-codec@npm:10.11.2"
@@ -1064,6 +1101,17 @@ __metadata:
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   linkType: hard
 
+"@polkadot/types-codec@npm:12.2.3":
+  version: 12.2.3
+  resolution: "@polkadot/types-codec@npm:12.2.3"
+  dependencies:
+    "@polkadot/util": "npm:^13.0.2"
+    "@polkadot/x-bigint": "npm:^13.0.2"
+    tslib: "npm:^2.6.2"
+  checksum: 10c0/ad56b1c5b245d12dad3cb3fbb532830f096ca69e4d644f7744a9ca8307b63964ca5436ab3dbd1f54eddf124cf34fd80d0a2b766490883baf24eab67c437c056e
+  languageName: node
+  linkType: hard
+
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   resolution: "@polkadot/types-create@npm:10.11.2"
@@ -1075,6 +1123,17 @@ __metadata:
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   linkType: hard
 
+"@polkadot/types-create@npm:12.2.3":
+  version: 12.2.3
+  resolution: "@polkadot/types-create@npm:12.2.3"
+  dependencies:
+    "@polkadot/types-codec": "npm:12.2.3"
+    "@polkadot/util": "npm:^13.0.2"
+    tslib: "npm:^2.6.2"
+  checksum: 10c0/58b5d5bf8eea6b08e1432a990b963e0d511e53f415ba86755c1199e98fd15a416a3fd4237157b851e93a064fbd9e729cf05d4da6ac4089b8907541363c4ac73b
+  languageName: node
+  linkType: hard
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   resolution: "@polkadot/types-known@npm:10.11.2"
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-"@polkadot/types@npm:10.11.2, @polkadot/types@npm:^10.11.2":
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   resolution: "@polkadot/types@npm:10.11.2"
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   linkType: hard
 
+"@polkadot/types@npm:12.2.3, @polkadot/types@npm:^12.2.3":
+  version: 12.2.3
+  resolution: "@polkadot/types@npm:12.2.3"
+  dependencies:
+    "@polkadot/keyring": "npm:^13.0.2"
+    "@polkadot/types-augment": "npm:12.2.3"
+    "@polkadot/types-codec": "npm:12.2.3"
+    "@polkadot/types-create": "npm:12.2.3"
+    "@polkadot/util": "npm:^13.0.2"
+    "@polkadot/util-crypto": "npm:^13.0.2"
+    rxjs: "npm:^7.8.1"
+    tslib: "npm:^2.6.2"
+  checksum: 10c0/f910465789b4abe217d41aa513148253257b72017bc25bdae73fa9a19b6b0430b260a165147dfef466707164b38f6927a9cc4f00fb9c3efdcb3ed5b76eeb482e
+  languageName: node
+  linkType: hard
+
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   resolution: "@polkadot/util-crypto@npm:12.6.2"
@@ -1135,6 +1210,26 @@ __metadata:
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   linkType: hard
 
+"@polkadot/util-crypto@npm:13.0.2, @polkadot/util-crypto@npm:^13.0.2":
+  version: 13.0.2
+  resolution: "@polkadot/util-crypto@npm:13.0.2"
+  dependencies:
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+    "@noble/hashes": "npm:^1.3.3"
+    "@polkadot/networks": "npm:13.0.2"
+    "@polkadot/util": "npm:13.0.2"
+    "@polkadot/wasm-crypto": "npm:^7.3.2"
+    "@polkadot/wasm-util": "npm:^7.3.2"
+    "@polkadot/x-bigint": "npm:13.0.2"
+    "@polkadot/x-randomvalues": "npm:13.0.2"
+    "@scure/base": "npm:^1.1.5"
+    tslib: "npm:^2.6.2"
+  peerDependencies:
+    "@polkadot/util": 13.0.2
+  checksum: 10c0/01c4f592798ec8716e4e199c3f8289d5e9b15cd7aeb52451edc498e45f04c630863e3e613c8aadb3120e531231e4494f389d7fc3c275471f3cd4e1d001a09a0f
+  languageName: node
+  linkType: hard
+
 "@polkadot/util@npm:12.6.2, @polkadot/util@npm:^12.6.2":
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   resolution: "@polkadot/util@npm:12.6.2"
@@ -1150,6 +1245,21 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@polkadot/util@npm:13.0.2, @polkadot/util@npm:^13.0.2":
+  version: 13.0.2
+  resolution: "@polkadot/util@npm:13.0.2"
+  dependencies:
+    "@polkadot/x-bigint": "npm:13.0.2"
+    "@polkadot/x-global": "npm:13.0.2"
+    "@polkadot/x-textdecoder": "npm:13.0.2"
+    "@polkadot/x-textencoder": "npm:13.0.2"
+    "@types/bn.js": "npm:^5.1.5"
+    bn.js: "npm:^5.2.1"
+    tslib: "npm:^2.6.2"
+  checksum: 10c0/2dabe88a6d55867de42dbdd792a08af447e03e1e878c29549790dab66c7147cb750da18dfd257fa02ad9d08248fb701b2110cb6a55ab0690070a3c9dc751f210
+  languageName: node
+  linkType: hard
+
 "@polkadot/wasm-bridge@npm:7.3.2":
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   resolution: "@polkadot/wasm-bridge@npm:7.3.2"
@@ -1240,6 +1350,16 @@ __metadata:
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   linkType: hard
 
+"@polkadot/x-bigint@npm:13.0.2, @polkadot/x-bigint@npm:^13.0.2":
+  version: 13.0.2
+  resolution: "@polkadot/x-bigint@npm:13.0.2"
+  dependencies:
+    "@polkadot/x-global": "npm:13.0.2"
+    tslib: "npm:^2.6.2"
+  checksum: 10c0/506dca890f389a8cdc3f2a816555144e3f8d0947528bf18113dd033fa07644d493dcf52b35a74c735aa8241202ad9cfaa6853266ac456f1c997032ff423ad0b8
+  languageName: node
+  linkType: hard
+
 "@polkadot/x-fetch@npm:^12.6.2":
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   resolution: "@polkadot/x-fetch@npm:12.6.2"
@@ -1260,6 +1380,15 @@ __metadata:
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   linkType: hard
 
+"@polkadot/x-global@npm:13.0.2":
+  version: 13.0.2
+  resolution: "@polkadot/x-global@npm:13.0.2"
+  dependencies:
+    tslib: "npm:^2.6.2"
+  checksum: 10c0/68e1e1f15a77fe1ec0ce92c669c2418f796ec84c56639281466a21daaf6a2ce6f1f1ae010767c2f843dfa0430272dada2158e714c3d1f2eacd6ce272b211bd29
+  languageName: node
+  linkType: hard
+
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   resolution: "@polkadot/x-randomvalues@npm:12.6.2"
@@ -1273,6 +1402,19 @@ __metadata:
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   linkType: hard
 
+"@polkadot/x-randomvalues@npm:13.0.2":
+  version: 13.0.2
+  resolution: "@polkadot/x-randomvalues@npm:13.0.2"
+  dependencies:
+    "@polkadot/x-global": "npm:13.0.2"
+    tslib: "npm:^2.6.2"
+  peerDependencies:
+    "@polkadot/util": 13.0.2
+    "@polkadot/wasm-util": "*"
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+  languageName: node
+  linkType: hard
+
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   resolution: "@polkadot/x-textdecoder@npm:12.6.2"
@@ -1283,6 +1425,16 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@polkadot/x-textdecoder@npm:13.0.2":
+  version: 13.0.2
+  resolution: "@polkadot/x-textdecoder@npm:13.0.2"
+  dependencies:
+    "@polkadot/x-global": "npm:13.0.2"
+    tslib: "npm:^2.6.2"
+  checksum: 10c0/c77054ba8c31fd6a73cfa54b4cc4848712e7c49800bbd1c9144291724cc0b170fe3eb66643741c68b2978050dcf1f120de72b3f677942beb57fd80c0dbb14c38
+  languageName: node
+  linkType: hard
+
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   resolution: "@polkadot/x-textencoder@npm:12.6.2"
@@ -1293,6 +1445,16 @@ __metadata:
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   linkType: hard
 
+"@polkadot/x-textencoder@npm:13.0.2":
+  version: 13.0.2
+  resolution: "@polkadot/x-textencoder@npm:13.0.2"
+  dependencies:
+    "@polkadot/x-global": "npm:13.0.2"
+    tslib: "npm:^2.6.2"
+  checksum: 10c0/a84d230975e1fea712d99650644c2352c1a7e2f3140a7d4c842a46df6df1ae15ecdc28ec32ea521beddd1978eaf8b6b80b2b89e1d0aaf47328c1c76dfd29f0d7
+  languageName: node
+  linkType: hard
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   resolution: "@polkadot/x-ws@npm:12.6.2"
@@ -1367,6 +1529,13 @@ __metadata:
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   linkType: hard
 
+"@substrate/ss58-registry@npm:^1.46.0":
+  version: 1.49.0
+  resolution: "@substrate/ss58-registry@npm:1.49.0"
+  checksum: 10c0/b50f32e2f4632b31b3e09cec026fef557b1b72f61b6811673f5b0fbe311c5394c2f19fc4c23f97b014c77eb2d0f535a8f079dfd3fb22d5a1d7b043ceeac0d9ac
+  languageName: node
+  linkType: hard
+
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   resolution: "@tsconfig/node10@npm:1.0.9"
@@ -4874,7 +5043,7 @@ __metadata:
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     "@polkadot/api": "npm:10.11.2"
-    "@polkadot/types": "npm:^10.11.2"
+    "@polkadot/types": "npm:^12.2.3"
     "@scure/base": "npm:1.1.6"
     "@types/body-parser": "npm:^1"
     "@types/express": "npm:^4"