diff --git a/Tests/HederaE2ETests/NodeCreateTransaction.swift b/Tests/HederaE2ETests/NodeCreateTransaction.swift
index c324a34e..c52c9f4e 100644
--- a/Tests/HederaE2ETests/NodeCreateTransaction.swift
+++ b/Tests/HederaE2ETests/NodeCreateTransaction.swift
@@ -56,7 +56,7 @@ internal class NodeCreate: XCTestCase {
         let endpoint2 = Endpoint(ipAddress: nil, port: 123, domainName: "testing.com")
 
         // Convert hex string to byte array
-        let validGossipCert = Data(validGossipCertDer.data(using: .utf8)!)
+        let validGossipCert = validGossipCertDer.data(using: .utf8)!
 
         // Generate new admin key
         let adminKey = PrivateKey.generateEd25519()
diff --git a/Tests/HederaE2ETests/NodeDeleteTransaction.swift b/Tests/HederaE2ETests/NodeDeleteTransaction.swift
new file mode 100644
index 00000000..919512c3
--- /dev/null
+++ b/Tests/HederaE2ETests/NodeDeleteTransaction.swift
@@ -0,0 +1,68 @@
+/*
+ * ‌
+ * Hedera Swift SDK
+ *
+ * Copyright (C) 2022 - 2024 Hedera Hashgraph, LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+import Hedera
+import XCTest
+
+internal class NodeDelete: XCTestCase {
+    private var shouldSkipTest: Bool {
+        return true
+    }
+
+    internal let testNodeId: UInt64 = 2
+    internal let testFileId: FileId = FileId(150)
+
+    // File hash taken from network (change this to match)
+    internal let testFileHash: String =
+        "f933337c1585674b4e273072f48b140fc0aa81aea962c8cfa1f0cef5e04981bcd7c596c1df0ec6a26f0610940a5de5f9"
+
+    internal func testNodeDelete() async throws {
+        if shouldSkipTest {
+            throw XCTSkip("Temporarily disabled to pass CI; awaiting Solo service CI integration")
+        }
+
+        let testEnv = try TestEnvironment.nonFree
+
+        let fileHashBytes = testFileHash.data(using: .utf8)!
+
+        _ = try await NodeDeleteTransaction()
+            .nodeId(testNodeId)
+            .freezeWith(testEnv.client)
+            .execute(testEnv.client)
+
+        _ = try await FreezeTransaction()
+            .freezeType(FreezeType.prepareUpgrade)
+            .fileId(testFileId)
+            .fileHash(fileHashBytes)
+            .freezeWith(testEnv.client)
+            .execute(testEnv.client)
+
+        let response = try await FreezeTransaction()
+            .freezeType(FreezeType.freezeUpgrade)
+            .startTime(.now + .seconds(5))
+            .fileId(testFileId)
+            .fileHash(fileHashBytes)
+            .freezeWith(testEnv.client)
+            .execute(testEnv.client)
+
+        let _ = try await response.getReceipt(testEnv.client)
+    }
+
+}
diff --git a/Tests/HederaE2ETests/NodeUpdateTransaction.swift b/Tests/HederaE2ETests/NodeUpdateTransaction.swift
new file mode 100644
index 00000000..af2ee73c
--- /dev/null
+++ b/Tests/HederaE2ETests/NodeUpdateTransaction.swift
@@ -0,0 +1,88 @@
+/*
+ * ‌
+ * Hedera Swift SDK
+ *
+ * Copyright (C) 2022 - 2024 Hedera Hashgraph, LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+import Hedera
+import XCTest
+
+internal class NodeUpdate: XCTestCase {
+    private var shouldSkipTest: Bool {
+        return true
+    }
+
+    let testNodeId: UInt64 = 2
+    let testAccountId = AccountId(4)
+    let testFileId = FileId(150)
+
+    // File hash taken from network (change this to match)
+    internal let testFileHash =
+        "d9ec902a9fb8dc0f1a43c84b451c59dfe47622d9e5c33965a0ace77003fcad9e0b71478976dbee9dee5d2403f9267b18"
+
+    internal let testEndpoint1 = Endpoint(port: 123, domainName: "test.com")
+    internal let testEndpoint2 = Endpoint(port: 123, domainName: "test2.com")
+
+    internal let testGossipCertificateDer =
+        "3082052830820310a003020102020101300d06092a864886f70d01010c05003010310e300c060355040313056e6f6465333024170d3234313030383134333233395a181332313234313030383134333233392e3337395a3010310e300c060355040313056e6f64653330820222300d06092a864886f70d01010105000382020f003082020a0282020100af111cff0c4ad8125d2f4b8691ce87332fecc867f7a94ddc0f3f96514cc4224d44af516394f7384c1ef0a515d29aa6116b65bc7e4d7e2d848cf79fbfffedae3a6583b3957a438bdd780c4981b800676ea509bc8c619ae04093b5fc642c4484152f0e8bcaabf19eae025b630028d183a2f47caf6d9f1075efb30a4248679d871beef1b7e9115382270cbdb68682fae4b1fd592cadb414d918c0a8c23795c7c5a91e22b3e90c410825a2bc1a840efc5bf9976a7f474c7ed7dc047e4ddd2db631b68bb4475f173baa3edc234c4bed79c83e2f826f79e07d0aade2d984da447a8514135bfa4145274a7f62959a23c4f0fae5adc6855974e7c04164951d052beb5d45cb1f3cdfd005da894dea9151cb62ba43f4731c6bb0c83e10fd842763ba6844ef499f71bc67fa13e4917fb39f2ad18112170d31cdcb3c61c9e3253accf703dbd8427fdcb87ece78b787b6cfdc091e8fedea8ad95dc64074e1fc6d0e42ea2337e18a5e54e4aaab3791a98dfcef282e2ae1caec9cf986fabe8f36e6a21c8711647177e492d264415e765a86c58599cd97b103cb4f6a01d2edd06e3b60470cf64daca7aecf831197b466cae04baeeac19840a05394bef628aed04b611cfa13677724b08ddfd662b02fd0ef0af17eb7f4fb8c1c17fbe9324f6dc7bcc02449622636cc45ec04909b3120ab4df4726b21bf79e955fe8f832699d2196dcd7a58bfeafb170203010001a38186308183300f0603551d130101ff04053003020100300e0603551d0f0101ff0404030204b030200603551d250101ff0416301406082b0601050507030106082b06010505070302301d0603551d0e04160414643118e05209035edd83d44a0c368de2fb2fe4c0301f0603551d23041830168014643118e05209035edd83d44a0c368de2fb2fe4c0300d06092a864886f70d01010c05000382020100ad41c32bb52650eb4b76fce439c9404e84e4538a94916b3dc7983e8b5c58890556e7384601ca7440dde68233bb07b97bf879b64487b447df510897d2a0a4e789c409a9b237a6ad240ad5464f2ce80c58ddc4d07a29a74eb25e1223db6c00e334d7a27d32bfa6183a82f5e35bccf497c2445a526eabb0c068aba9b94cc092ea4756b0dcfb574f6179f0089e52b174ccdbd04123eeb6d70daeabd8513fcba6be0bc2b45ca9a69802dae11cc4d9ff6053b3a87fd8b0c6bf72fffc3b81167f73cca2b3fd656c5d353c8defca8a76e2ad535f984870a590af4e28fed5c5a125bf360747c5e7742e7813d1bd39b5498c8eb6ba72f267eda034314fdbc596f6b967a0ef8be5231d364e634444c84e64bd7919425171016fcd9bb05f01c58a303dee28241f6e860fc3aac3d92aad7dac2801ce79a3b41a0e1f1509fc0d86e96d94edb18616c000152490f64561713102128990fedd3a5fa642f2ff22dc11bc4dc5b209986a0c3e4eb2bdfdd40e9fdf246f702441cac058dd8d0d51eb0796e2bea2ce1b37b2a2f468505e1f8980a9f66d719df034a6fbbd2f9585991d259678fb9a4aebdc465d22c240351ed44abffbdd11b79a706fdf7c40158d3da87f68d7bd557191a8016b5b899c07bf1b87590feb4fa4203feea9a2a7a73ec224813a12b7a21e5dc93fcde4f0a7620f570d31fe27e9b8d65b74db7dc18a5e51adc42d7805d4661938"
+
+    func testNodeUpdate() async throws {
+        if shouldSkipTest {
+            throw XCTSkip("Temporarily disabled to pass CI; awaiting Solo service CI integration")
+        }
+
+        let testEnv = try TestEnvironment.nonFree
+
+        let adminKey = PrivateKey.generateEd25519()
+
+        let gossipEndpoints: [Endpoint] = [testEndpoint1, testEndpoint2]
+
+        let grpcServiceEndpoints: [Endpoint] = [testEndpoint1, testEndpoint2]
+
+        let gossipCaCertificate = testGossipCertificateDer.data(using: .utf8)!
+
+        let fileHashBytes = testFileHash.data(using: .utf8)!
+
+        let _ = try await NodeUpdateTransaction()
+            .nodeId(testNodeId)
+            .accountId(testAccountId)
+            .gossipEndpoints(gossipEndpoints)
+            .serviceEndpoints(grpcServiceEndpoints)
+            .gossipCaCertificate(gossipCaCertificate)
+            .adminKey(.single(adminKey.publicKey))
+            .freezeWith(testEnv.client)
+            .sign(adminKey)
+            .execute(testEnv.client)
+
+        let _ = try await FreezeTransaction()
+            .freezeType(FreezeType.prepareUpgrade)
+            .fileId(testFileId)
+            .fileHash(fileHashBytes)
+            .freezeWith(testEnv.client)
+            .execute(testEnv.client)
+
+        let response = try await FreezeTransaction()
+            .freezeType(FreezeType.freezeUpgrade)
+            .startTime(.now + .seconds(5))
+            .fileId(testFileId)
+            .fileHash(fileHashBytes)
+            .freezeWith(testEnv.client)
+            .execute(testEnv.client)
+
+        let receipt = try await response.getReceipt(testEnv.client)
+    }
+}