diff --git a/multi-service/block_getter/src/eth_block_getters.rs b/multi-service/block_getter/src/eth_block_getters.rs
index 1192981..354fac5 100644
--- a/multi-service/block_getter/src/eth_block_getters.rs
+++ b/multi-service/block_getter/src/eth_block_getters.rs
@@ -18,8 +18,7 @@ use crate::curl_request;
 use fluence::fce;
 use fluence::MountedBinaryResult;
 
-
-fn result_to_string(result:MountedBinaryResult) -> String {
+fn result_to_string(result: MountedBinaryResult) -> String {
     if result.is_success() {
         return String::from_utf8(result.stdout).expect("Found invalid UTF-8");
     }
@@ -28,11 +27,12 @@ fn result_to_string(result:MountedBinaryResult) -> String {
 
 #[fce]
 pub fn get_latest_block(api_key: String) -> String {
-    let url = f!("https://api.etherscan.io/api?module=proxy&action=eth_blockNumber&apikey={api_key}");
+    let url =
+        f!("https://api.etherscan.io/api?module=proxy&action=eth_blockNumber&apikey={api_key}");
     let header = "-d \"\"";
 
-    let curl_cmd:Vec<String> = vec![header.into(), url.into()];
-    let response = unsafe { curl_request(curl_cmd) };
+    let curl_cmd: Vec<String> = vec![header.into(), url.into()];
+    let response = curl_request(curl_cmd);
     let res = result_to_string(response);
     let obj = serde_json::from_str::<serde_json::Value>(&res).unwrap();
     serde_json::from_value(obj["result"].clone()).unwrap()
@@ -43,7 +43,7 @@ pub fn get_block(api_key: String, block_number: u32) -> String {
     let url = f!("https://api.etherscan.io/api?module=block&action=getblockreward&blockno={block_number}&apikey={api_key}");
     let header = "-d \"\"";
 
-    let curl_cmd:Vec<String> = vec![header.into(), url];
-    let response = unsafe { curl_request(curl_cmd) };
+    let curl_cmd: Vec<String> = vec![header.into(), url];
+    let response = curl_request(curl_cmd);
     result_to_string(response)
 }
diff --git a/multi-service/block_getter/src/main.rs b/multi-service/block_getter/src/main.rs
index db4470e..f4cdaca 100644
--- a/multi-service/block_getter/src/main.rs
+++ b/multi-service/block_getter/src/main.rs
@@ -16,11 +16,14 @@
 #[macro_use]
 extern crate fstrings;
 
+use fluence::module_manifest;
+use fluence::MountedBinaryResult;
 use fluence::{fce, WasmLoggerBuilder};
-use fluence::MountedBinaryResult as Result;
 
 mod eth_block_getters;
 
+module_manifest!();
+
 fn main() {
     WasmLoggerBuilder::new().build().ok();
 }
@@ -28,6 +31,5 @@ fn main() {
 #[fce]
 #[link(wasm_import_module = "curl_adapter")]
 extern "C" {
-    pub fn curl_request(curl_cmd: Vec<String>) -> Result;
+    pub fn curl_request(curl_cmd: Vec<String>) -> MountedBinaryResult;
 }
-
diff --git a/multi-service/extract_miner_address/Cargo.toml b/multi-service/extract_miner_address/Cargo.toml
index fb412eb..30ef7cf 100644
--- a/multi-service/extract_miner_address/Cargo.toml
+++ b/multi-service/extract_miner_address/Cargo.toml
@@ -7,6 +7,6 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-fluence = { version = "=0.3.3", features = ["logger"] }
+fluence = { version = "=0.6.2", features = ["logger"] }
 log = "0.4.8"
 serde_json = "1.0.64"
diff --git a/multi-service/extract_miner_address/src/main.rs b/multi-service/extract_miner_address/src/main.rs
index 50b9b04..2af4893 100644
--- a/multi-service/extract_miner_address/src/main.rs
+++ b/multi-service/extract_miner_address/src/main.rs
@@ -1,17 +1,19 @@
+use fluence::module_manifest;
 use fluence::{fce, WasmLoggerBuilder};
 use serde_json;
 
+module_manifest!();
+
 fn main() {
     WasmLoggerBuilder::new().build().ok();
 }
 
-
 #[fce]
 pub fn extract_miner_address(json_string: String) -> String {
     let obj = serde_json::from_str::<serde_json::Value>(&json_string);
     match obj {
-       Ok(x) => x["result"]["blockMiner"].to_string(),
-       // Ok(x) => json_string,
+        Ok(x) => x["result"]["blockMiner"].to_string(),
+        // Ok(x) => json_string,
         Err(_) => String::from("boo yah"),
     }
 }
diff --git a/multi-service/hex_converter/Cargo.toml b/multi-service/hex_converter/Cargo.toml
index 3af1628..f9ecb3a 100644
--- a/multi-service/hex_converter/Cargo.toml
+++ b/multi-service/hex_converter/Cargo.toml
@@ -7,6 +7,6 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-fluence = { version = "=0.3.3", features = ["logger"] }
+fluence = { version = "=0.6.2", features = ["logger"] }
 log = "0.4.8"
 serde_json = "1.0.64"
diff --git a/multi-service/hex_converter/src/main.rs b/multi-service/hex_converter/src/main.rs
index bd0c6a9..6269a0f 100644
--- a/multi-service/hex_converter/src/main.rs
+++ b/multi-service/hex_converter/src/main.rs
@@ -14,9 +14,12 @@
  * limitations under the License.
  */
 
+use fluence::module_manifest;
 use fluence::{fce, WasmLoggerBuilder};
 use serde_json;
 
+module_manifest!();
+
 fn main() {
     WasmLoggerBuilder::new().build().ok();
 }
@@ -29,15 +32,17 @@ pub fn hex_to_int(data: String) -> u64 {
             return res.unwrap();
         }
     }
-    
     if data.contains("result") {
         let obj = serde_json::from_str::<serde_json::Value>(&data);
         let res = match obj {
-            Ok(x) => { let res = x["result"].to_string(); u64::from_str_radix(&res[2..], 16).unwrap()},
+            Ok(x) => {
+                let res = x["result"].to_string();
+                u64::from_str_radix(&res[2..], 16).unwrap()
+            }
             Err(_) => 0u64,
         };
         return res;
     }
 
     0u64
-}
\ No newline at end of file
+}
diff --git a/multi-service/scripts/build.sh b/multi-service/scripts/build.sh
index 015c18f..f726e37 100755
--- a/multi-service/scripts/build.sh
+++ b/multi-service/scripts/build.sh
@@ -18,7 +18,8 @@ cd extract_miner_address
 fce build --release
 cd ..
 
-rm -f artifacts/*
+rm -f artifacts/*.wasm
+
 cp curl_adapter/target/wasm32-wasi/release/curl_adapter.wasm artifacts/
 cp hex_converter/target/wasm32-wasi/release/hex_converter.wasm artifacts/
 cp block_getter/target/wasm32-wasi/release/block_getter.wasm artifacts/
diff --git a/multi-service/simple_range_func/Cargo.lock b/multi-service/simple_range_func/Cargo.lock
index 4b2dd37..9600055 100644
--- a/multi-service/simple_range_func/Cargo.lock
+++ b/multi-service/simple_range_func/Cargo.lock
@@ -1,5 +1,11 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+[[package]]
+name = "autocfg"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cdb031dd78e28731d87d56cc8ffef4a8f36ca26c38fe2de700543e627f8a464a"
+
 [[package]]
 name = "cfg-if"
 version = "1.0.0"
@@ -7,29 +13,54 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
-name = "fluence"
-version = "0.2.18"
+name = "chrono"
+version = "0.4.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "27d9a5e4292d7bbd809a0e968e3c3aacac91cbc5acab3e26ee1e1d726f0aab24"
+checksum = "670ad68c9088c2a963aaa298cb369688cf3f9465ce5e2d4ca10e6e0098a1ce73"
 dependencies = [
+ "libc",
+ "num-integer",
+ "num-traits",
+ "time",
+ "winapi",
+]
+
+[[package]]
+name = "fce-timestamp-macro"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3c59a6302902583b2c84e87de9d72b949da4396a369baf0aaa49e97021600bb0"
+dependencies = [
+ "chrono",
+ "quote",
+]
+
+[[package]]
+name = "fluence"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5b731bd4a69a3945186f2ff96ff753908939c8a2debd60e1f0e8edb6a28757f8"
+dependencies = [
+ "fce-timestamp-macro",
  "fluence-sdk-macro",
  "fluence-sdk-main",
+ "serde",
 ]
 
 [[package]]
 name = "fluence-sdk-macro"
-version = "0.2.18"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ea1a7c75a617f827d1ba9a17b4d84e1565ab239915c63f5a85c41f89a9f1d4ba"
+checksum = "cb43d2f51f1becb70e2125ef8ca9759597900f95cc22ce7dca981a7d6ccd7dde"
 dependencies = [
  "fluence-sdk-wit",
 ]
 
 [[package]]
 name = "fluence-sdk-main"
-version = "0.2.18"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6edcc983f9517c1b6bf9f851ef27f2894a3159aaa4a2fb6c9deb2ae8ecb603fa"
+checksum = "a78910d85e3cdcb9c2baf56144f20a99925c67ac445d4156220c005bfd2f9604"
 dependencies = [
  "fluence-sdk-macro",
  "log",
@@ -38,9 +69,9 @@ dependencies = [
 
 [[package]]
 name = "fluence-sdk-wit"
-version = "0.2.18"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b75dbdd0275160f3818db3218563d791e6c612b616cd3c5d6e66283f207f648d"
+checksum = "eab3ed39703b72e0e52bce9e1760746c73f65a5694c8da4dec751d3bfdec15b8"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -82,6 +113,25 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "num-integer"
+version = "0.1.44"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d2cc698a63b549a70bc047073d2949cce27cd1c7b0a4a862d08a8031bc2801db"
+dependencies = [
+ "autocfg",
+ "num-traits",
+]
+
+[[package]]
+name = "num-traits"
+version = "0.2.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9a64b1ec5cda2586e284722486d802acf1f7dbdc623e2bfc57e65ca1cd099290"
+dependencies = [
+ "autocfg",
+]
+
 [[package]]
 name = "proc-macro2"
 version = "1.0.24"
@@ -147,15 +197,26 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.60"
+version = "1.0.67"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c700597eca8a5a762beb35753ef6b94df201c81cca676604f547495a0d7f0081"
+checksum = "6498a9efc342871f91cc2d0d694c674368b4ceb40f62b65a7a08c3792935e702"
 dependencies = [
  "proc-macro2",
  "quote",
  "unicode-xid",
 ]
 
+[[package]]
+name = "time"
+version = "0.1.44"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6db9e6914ab8b1ae1c260a4ae7a49b6c5611b40328a735b21862567685e73255"
+dependencies = [
+ "libc",
+ "wasi",
+ "winapi",
+]
+
 [[package]]
 name = "unicode-xid"
 version = "0.2.1"
@@ -173,6 +234,28 @@ dependencies = [
 
 [[package]]
 name = "wasi"
-version = "0.10.2+wasi-snapshot-preview1"
+version = "0.10.0+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fd6fbd9a79829dd1ad0cc20627bf1ed606756a7f77edff7b66b7064f9cb327c6"
+checksum = "1a143597ca7c7793eff794def352d41792a93c481eb1042423ff7ff72ba2c31f"
+
+[[package]]
+name = "winapi"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
+dependencies = [
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
diff --git a/multi-service/simple_range_func/Cargo.toml b/multi-service/simple_range_func/Cargo.toml
index 9ad2c31..2dfd9d2 100644
--- a/multi-service/simple_range_func/Cargo.toml
+++ b/multi-service/simple_range_func/Cargo.toml
@@ -5,5 +5,5 @@ authors = ["Fluence Team"]
 edition = "2018"
 
 [dependencies]
-fluence = { version = "0.2.18", features = ["logger"]}
+fluence = { version = "0.6.2", features = ["logger"]}
 log = "0.4.8"
\ No newline at end of file
diff --git a/multi-service/simple_range_func/src/main.rs b/multi-service/simple_range_func/src/main.rs
index 7d98449..22bb8f8 100644
--- a/multi-service/simple_range_func/src/main.rs
+++ b/multi-service/simple_range_func/src/main.rs
@@ -1,4 +1,7 @@
 use fluence::fce;
+use fluence::module_manifest;
+
+module_manifest!();
 
 fn main() {}