diff --git a/bindings/wasm/build/node.js b/bindings/wasm/build/node.js
index 9d1e2151a..95c58bd3c 100644
--- a/bindings/wasm/build/node.js
+++ b/bindings/wasm/build/node.js
@@ -1,6 +1,6 @@
 const path = require("path");
 const fs = require("fs");
-const {lintAll} = require("./lints");
+const { lintAll } = require("./lints");
 const generatePackage = require("./utils/generatePackage");
 
 const artifact = process.argv[2];
@@ -8,7 +8,7 @@ const artifact = process.argv[2];
 const RELEASE_FOLDER = path.join(__dirname, "..", artifact, "node");
 const entryFilePathNode = path.join(RELEASE_FOLDER, `${artifact}.js`);
 const entryFileNode = fs.readFileSync(entryFilePathNode).toString();
-console.log(`[build/node.js] Processing entryFile '${entryFilePathNode}' for artifact '${artifact}'`,)
+console.log(`[build/node.js] Processing entryFile '${entryFilePathNode}' for artifact '${artifact}'`);
 
 lintAll(entryFileNode);
 
@@ -29,7 +29,9 @@ fs.writeFileSync(
     entryFilePathNode,
     changedFileNode,
 );
-console.log(`[build/node.js] Added node-fetch polyfill to entryFile '${entryFilePathNode}'. Starting generatePackage().`,)
+console.log(
+    `[build/node.js] Added node-fetch polyfill to entryFile '${entryFilePathNode}'. Starting generatePackage().`,
+);
 
 // Generate `package.json`.
 const newPackage = generatePackage({
@@ -38,4 +40,4 @@ const newPackage = generatePackage({
     artifact,
 });
 fs.writeFileSync(path.join(RELEASE_FOLDER, "package.json"), JSON.stringify(newPackage, null, 2));
-console.log(`[build/node.js] Finished processing entryFile '${entryFilePathNode}' for artifact '${artifact}'`,)
+console.log(`[build/node.js] Finished processing entryFile '${entryFilePathNode}' for artifact '${artifact}'`);
diff --git a/bindings/wasm/build/web.js b/bindings/wasm/build/web.js
index 7aad5d09b..5adfa7465 100644
--- a/bindings/wasm/build/web.js
+++ b/bindings/wasm/build/web.js
@@ -1,7 +1,7 @@
 const path = require("path");
 const fs = require("fs");
 const fse = require("fs-extra");
-const {lintAll} = require("./lints");
+const { lintAll } = require("./lints");
 const generatePackage = require("./utils/generatePackage");
 
 const artifact = process.argv[2];
@@ -9,7 +9,7 @@ const artifact = process.argv[2];
 const RELEASE_FOLDER = path.join(__dirname, "..", artifact, "web");
 const entryFilePath = path.join(RELEASE_FOLDER, `${artifact}.js`);
 const entryFile = fs.readFileSync(entryFilePath).toString();
-console.log(`[build/web.js] Processing entryFile '${entryFilePath}' for artifact '${artifact}'`,)
+console.log(`[build/web.js] Processing entryFile '${entryFilePath}' for artifact '${artifact}'`);
 
 lintAll(entryFile);
 
@@ -29,7 +29,7 @@ fs.writeFileSync(
     entryFilePath,
     changedFile,
 );
-console.log(`[build/web.js] Commented out webpack workaround for '${entryFilePath}'.`,)
+console.log(`[build/web.js] Commented out webpack workaround for '${entryFilePath}'.`);
 
 const entryFilePathTs = path.join(RELEASE_FOLDER, `${artifact}.d.ts`);
 const entryFileTs = fs.readFileSync(entryFilePathTs).toString();
@@ -47,7 +47,7 @@ fs.writeFileSync(
     entryFilePathTs,
     changedFileTs,
 );
-console.log(`[build/web.js] Created init function for '${entryFilePathTs}'. Starting generatePackage().`,)
+console.log(`[build/web.js] Created init function for '${entryFilePathTs}'. Starting generatePackage().`);
 
 // Generate `package.json`.
 const newPackage = generatePackage({
@@ -56,4 +56,4 @@ const newPackage = generatePackage({
     artifact,
 });
 fs.writeFileSync(path.join(RELEASE_FOLDER, "package.json"), JSON.stringify(newPackage, null, 2));
-console.log(`[build/web.js] Finished processing entryFile '${entryFilePathNode}' for artifact '${artifact}'`,)
+console.log(`[build/web.js] Finished processing entryFile '${entryFilePathNode}' for artifact '${artifact}'`);
diff --git a/bindings/wasm/iota_interaction_ts/Cargo.toml b/bindings/wasm/iota_interaction_ts/Cargo.toml
index 6b76276c7..083061b61 100644
--- a/bindings/wasm/iota_interaction_ts/Cargo.toml
+++ b/bindings/wasm/iota_interaction_ts/Cargo.toml
@@ -28,7 +28,7 @@ js-sys = { version = "0.3.61" }
 secret-storage = { git = "https://github.com/iotaledger/secret-storage.git", default-features = false, tag = "v0.1.0" }
 serde = { version = "1.0", features = ["derive"] }
 serde-wasm-bindgen = "0.6.5"
-serde_json = { version = "1.0", default-features = false }
+serde_json.workspace = true
 thiserror.workspace = true
 tsify = "0.4.5"
 wasm-bindgen = { version = "=0.2.93", features = ["serde-serialize"] }
diff --git a/bindings/wasm/iota_interaction_ts/lib/iota_client_helpers.ts b/bindings/wasm/iota_interaction_ts/lib/iota_client_helpers.ts
index 3cfae10e9..9276a699b 100644
--- a/bindings/wasm/iota_interaction_ts/lib/iota_client_helpers.ts
+++ b/bindings/wasm/iota_interaction_ts/lib/iota_client_helpers.ts
@@ -43,6 +43,10 @@ export class IotaTransactionBlockResponseAdapter {
             ? this.response.effects.created
             : null;
     }
+
+    get_response(): IotaTransactionBlockResponse {
+        return this.response;
+    }
 }
 
 async function signTransactionData(
diff --git a/bindings/wasm/iota_interaction_ts/package-lock.json b/bindings/wasm/iota_interaction_ts/package-lock.json
index 4021b9c90..42bb5221c 100644
--- a/bindings/wasm/iota_interaction_ts/package-lock.json
+++ b/bindings/wasm/iota_interaction_ts/package-lock.json
@@ -6930,7 +6930,6 @@
       "version": "5.1.6",
       "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.1.6.tgz",
       "integrity": "sha512-zaWCozRZ6DLEWAWFrVDz1H6FVXzUSfTy5FUMWsQlU8Ym5JP9eO4xkTIROFCQvhQf61z6O/G6ugw3SgAnvvm+HA==",
-      "dev": true,
       "license": "Apache-2.0",
       "bin": {
         "tsc": "bin/tsc",
diff --git a/bindings/wasm/iota_interaction_ts/src/bindings/wasm_types.rs b/bindings/wasm/iota_interaction_ts/src/bindings/wasm_types.rs
index cb9a1c55e..40c500fae 100644
--- a/bindings/wasm/iota_interaction_ts/src/bindings/wasm_types.rs
+++ b/bindings/wasm/iota_interaction_ts/src/bindings/wasm_types.rs
@@ -1,6 +1,9 @@
 // Copyright 2020-2025 IOTA Stiftung
 // SPDX-License-Identifier: Apache-2.0
 
+use std::net::AddrParseError;
+
+use identity_iota_interaction::rpc_types::IotaExecutionStatus;
 use identity_iota_interaction::rpc_types::OwnedObjectRef;
 use identity_iota_interaction::types::base_types::IotaAddress;
 use identity_iota_interaction::types::base_types::ObjectID;
@@ -9,8 +12,10 @@ use identity_iota_interaction::types::base_types::SequenceNumber;
 use identity_iota_interaction::types::execution_status::CommandArgumentError;
 use identity_iota_interaction::types::execution_status::ExecutionStatus;
 use identity_iota_interaction::types::object::Owner;
+use identity_iota_interaction::IotaTransactionBlockResponseT;
 use identity_iota_interaction::ProgrammableTransactionBcs;
 use js_sys::Promise;
+use js_sys::Uint8Array;
 use serde::Deserialize;
 use wasm_bindgen::prelude::wasm_bindgen;
 use wasm_bindgen::JsCast;
@@ -21,6 +26,7 @@ use crate::bindings::WasmIotaClient;
 use crate::common::into_sdk_type;
 use crate::console_log;
 use crate::error::TsSdkError;
+use crate::error::WasmError;
 
 // TODO: fix/add
 // not available anymore
@@ -58,9 +64,6 @@ const TS_SDK_TYPES: &'static str = r#"
     executeTransaction,
     IotaTransactionBlockResponseAdapter,
   } from "./iota_client_helpers"
-
-  // TODO: decide if we use this or replace it with an adapter written in TypeScript type if needed
-  type ProgrammableTransaction = ReturnType<typeof bcs.ProgrammableTransaction.parse>;
 "#;
 
 #[wasm_bindgen(module = "@iota/iota.js/client")]
@@ -71,6 +74,12 @@ extern "C" {
   #[wasm_bindgen(typescript_type = "Transaction")]
   pub type WasmTransactionBuilder;
 
+  #[wasm_bindgen(js_name = "from", static_method_of = WasmTransactionBuilder, catch)]
+  pub fn from_bcs_bytes(bytes: &[u8]) -> Result<WasmTransactionBuilder, JsValue>;
+
+  #[wasm_bindgen(method, structural, catch)]
+  pub async fn build(this: &WasmTransactionBuilder) -> Result<Uint8Array, JsValue>;
+
   #[wasm_bindgen(typescript_type = "TransactionArgument")]
   pub type WasmTransactionArgument;
 
@@ -238,6 +247,9 @@ extern "C" {
   #[wasm_bindgen(method)]
   fn effects_created_inner(this: &IotaTransactionBlockResponseAdapter) -> Option<Vec<WasmOwnedObjectRef>>;
 
+  #[wasm_bindgen(method, js_name = "get_response")]
+  fn response(this: &IotaTransactionBlockResponseAdapter) -> WasmIotaTransactionBlockResponse;
+
   #[wasm_bindgen(js_name = executeTransaction)]
   fn execute_transaction_inner(
     iotaClient: &WasmIotaClient, // --> TypeScript: IotaClient
@@ -249,12 +261,6 @@ extern "C" {
   ) -> PromiseIotaTransactionBlockResponseAdapter;
 }
 
-#[wasm_bindgen] // no module here, as imported via custom section above
-extern "C" {
-  #[wasm_bindgen(typescript_type = "ProgrammableTransaction")]
-  pub type WasmProgrammableTransaction;
-}
-
 #[derive(Deserialize)]
 struct WasmExecutionStatusAdapter {
   status: ExecutionStatus,
@@ -306,9 +312,15 @@ pub async fn execute_transaction(
 }
 
 #[derive(Deserialize)]
-// TODO: add manual deserialization later on (must be deserializable, but WasmPT is not)
-// pub struct ProgrammableTransaction(WasmProgrammableTransaction);
-pub struct ProgrammableTransaction(());
+#[serde(try_from = "Vec<u8>")]
+pub struct ProgrammableTransaction(WasmTransactionBuilder);
 
-// TODO: fill in required functions and data handling here
-impl ProgrammableTransaction {}
+impl TryFrom<Vec<u8>> for ProgrammableTransaction {
+  type Error = TsSdkError;
+  fn try_from(value: Vec<u8>) -> Result<Self, Self::Error> {
+    WasmTransactionBuilder::from_bcs_bytes(&value)
+      .map(Self)
+      .map_err(WasmError::from)
+      .map_err(TsSdkError::from)
+  }
+}
diff --git a/bindings/wasm/iota_interaction_ts/src/identity_move_calls.rs b/bindings/wasm/iota_interaction_ts/src/identity_move_calls.rs
index 29035f3ea..a6317a97c 100644
--- a/bindings/wasm/iota_interaction_ts/src/identity_move_calls.rs
+++ b/bindings/wasm/iota_interaction_ts/src/identity_move_calls.rs
@@ -21,8 +21,6 @@ use identity_iota_interaction::rpc_types::OwnedObjectRef;
 use identity_iota_interaction::types::base_types::IotaAddress;
 use identity_iota_interaction::types::base_types::ObjectID;
 use identity_iota_interaction::types::base_types::ObjectRef;
-use identity_iota_interaction::types::base_types::SequenceNumber;
-use identity_iota_interaction::types::transaction::Argument;
 use identity_iota_interaction::types::TypeTag;
 use identity_iota_interaction::BorrowIntentFnInternalT;
 use identity_iota_interaction::ControllerIntentFnInternalT;
diff --git a/bindings/wasm/iota_interaction_ts/src/lib.rs b/bindings/wasm/iota_interaction_ts/src/lib.rs
index 7418e74c3..9a7c78a01 100644
--- a/bindings/wasm/iota_interaction_ts/src/lib.rs
+++ b/bindings/wasm/iota_interaction_ts/src/lib.rs
@@ -49,9 +49,8 @@ cfg_if::cfg_if! {
 
         #[allow(unused_imports)] pub use error::TsSdkError as AdapterError;
         #[allow(unused_imports)] pub use bindings::IotaTransactionBlockResponseAdapter as AdapterNativeResponse;
+        #[allow(unused_imports)] pub use bindings::ProgrammableTransaction;
 
         #[allow(unused_imports)] pub use transaction_builder::NativeTsTransactionBuilderBindingWrapper;
-
-        #[allow(unused_imports)] pub use bindings::ProgrammableTransaction;
     }
 }
diff --git a/bindings/wasm/iota_interaction_ts/src/migration_move_calls.rs b/bindings/wasm/iota_interaction_ts/src/migration_move_calls.rs
index b738cd6dc..8024cae58 100644
--- a/bindings/wasm/iota_interaction_ts/src/migration_move_calls.rs
+++ b/bindings/wasm/iota_interaction_ts/src/migration_move_calls.rs
@@ -5,8 +5,6 @@ use identity_iota_interaction::ident_str;
 use identity_iota_interaction::rpc_types::OwnedObjectRef;
 use identity_iota_interaction::types::base_types::ObjectID;
 use identity_iota_interaction::types::base_types::ObjectRef;
-use identity_iota_interaction::types::transaction::ObjectArg;
-use identity_iota_interaction::types::IOTA_FRAMEWORK_PACKAGE_ID;
 use identity_iota_interaction::MigrationMoveCalls;
 use identity_iota_interaction::ProgrammableTransactionBcs;
 use js_sys::Uint8Array;
diff --git a/bindings/wasm/iota_interaction_ts/src/transaction_builder.rs b/bindings/wasm/iota_interaction_ts/src/transaction_builder.rs
index 9fa4dbd71..0d95bb740 100644
--- a/bindings/wasm/iota_interaction_ts/src/transaction_builder.rs
+++ b/bindings/wasm/iota_interaction_ts/src/transaction_builder.rs
@@ -6,6 +6,7 @@ use std::ops::DerefMut;
 
 use crate::bindings::WasmTransactionBuilder;
 use crate::error::TsSdkError;
+use crate::error::WasmError;
 use identity_iota_interaction::ProgrammableTransactionBcs;
 use identity_iota_interaction::TransactionBuilderT;
 
@@ -26,15 +27,18 @@ impl TransactionBuilderT for TransactionBuilderTsSdk {
   type NativeTxBuilder = NativeTsTransactionBuilderBindingWrapper;
 
   fn finish(self) -> Result<ProgrammableTransactionBcs, TsSdkError> {
-    unimplemented!();
+    futures::executor::block_on(self.builder.build())
+      .map(|js_arr| js_arr.to_vec())
+      .map_err(WasmError::from)
+      .map_err(Self::Error::from)
   }
 
   fn as_native_tx_builder(&mut self) -> &mut Self::NativeTxBuilder {
-    todo!()
+    &mut self.builder
   }
 
   fn into_native_tx_builder(self) -> Self::NativeTxBuilder {
-    todo!()
+    self.builder
   }
 }