diff --git a/crates/payment_adapter_pay_u/src/lib.rs b/crates/payment_adapter_pay_u/src/lib.rs
index 8b52aee..47dcf54 100644
--- a/crates/payment_adapter_pay_u/src/lib.rs
+++ b/crates/payment_adapter_pay_u/src/lib.rs
@@ -117,6 +117,10 @@ impl PayU {
 }
 
 fn create_payment(c: CreatePayment) -> Result<res::CreateOrder, Error> {
+    eprintln!("Authorizing...");
+    authorize()?;
+    eprintln!("Authorized!");
+
     let config = client();
     let pay_u = config.lock().unwrap();
 
@@ -158,6 +162,7 @@ fn create_payment(c: CreatePayment) -> Result<res::CreateOrder, Error> {
         description,
     )
     .map_err(|e| {
+        eprintln!("{}", e);
         tracing::error!("{}", e);
         Error::MalformedCreatePayment
     })?
@@ -172,7 +177,7 @@ fn create_payment(c: CreatePayment) -> Result<res::CreateOrder, Error> {
     .with_notify_url(notify_uri)
     .with_continue_url(continue_uri);
 
-    authorize()?;
+    eprintln!("calling host http 'create order'!");
     let res = wapc::host_call(
         "binding",
         "http:req",
@@ -187,11 +192,13 @@ fn create_payment(c: CreatePayment) -> Result<res::CreateOrder, Error> {
         .unwrap(),
     )
     .map_err(|e| {
+        eprintln!("{}", e);
         tracing::error!("{}", e);
         Error::PaymentFailed
     })
     .and_then(|v| {
         deserialize(&v).map_err(|e| {
+            eprintln!("{}", e);
             tracing::error!("{}", e);
             Error::PaymentFailed
         })
@@ -219,6 +226,7 @@ fn authorize() -> Result<bool, Error> {
         expires_in: i64,
     }
 
+    eprintln!("calling host http 'authorize'!");
     let res = wapc::host_call("binding", "http:req", "http_req", &serialize(HttpRequest {
         method: HttpMethod::Post,
         url: format!(
@@ -230,16 +238,20 @@ fn authorize() -> Result<bool, Error> {
         bearer_auth: None,
         body: None,
     }).map_err(|e| {
+            eprintln!("{}", e);
             tracing::error!("{}", e);
             Error::PaymentFailed
         })?).map_err(|e| {
+            eprintln!("{}", e);
             tracing::error!("{}", e);
             Error::PaymentFailed
         })?;
     let res: BearerResult = deserialize(&res).map_err(|e| {
+        eprintln!("{}", e);
         tracing::error!("{}", e);
         Error::PaymentFailed
     })?;
+    eprintln!("Authorized with calling host");
     tracing::trace!("Bearer is {}", res.access_token);
     pay_u.bearer_expires_at = Utc::now() + Duration::seconds(res.expires_in);
     pay_u.bearer = Some(res.access_token);
diff --git a/crates/payment_manager/src/main.rs b/crates/payment_manager/src/main.rs
index 9b0e79b..93b489c 100644
--- a/crates/payment_manager/src/main.rs
+++ b/crates/payment_manager/src/main.rs
@@ -33,6 +33,7 @@ impl UpdateConfig for Opts {
 
 #[tokio::main]
 async fn main() {
+    tracing_subscriber::fmt::init();
     let opts: Opts = gumdrop::parse_args_default_or_exit();
 
     let config = config::default_load(&opts);
@@ -180,11 +181,13 @@ fn http_request(req: HttpRequest) -> Result<Vec<u8>, payment_adapter::Error> {
                 .bearer_auth(bearer)
                 .send()
                 .map_err(|e| {
+                    eprintln!("{}", e);
                     tracing::error!("{}", e);
                     payment_adapter::Error::HttpFailed
                 })?
                 .text()
                 .map_err(|e| {
+                    eprintln!("{}", e);
                     tracing::error!("{}", e);
                     payment_adapter::Error::HttpFailed
                 })?;
@@ -196,11 +199,13 @@ fn http_request(req: HttpRequest) -> Result<Vec<u8>, payment_adapter::Error> {
                 .headers(headers)
                 .send()
                 .map_err(|e| {
+                    eprintln!("{}", e);
                     tracing::error!("{}", e);
                     payment_adapter::Error::HttpFailed
                 })?
                 .text()
                 .map_err(|e| {
+                    eprintln!("{}", e);
                     tracing::error!("{}", e);
                     payment_adapter::Error::HttpFailed
                 })?;
@@ -208,9 +213,7 @@ fn http_request(req: HttpRequest) -> Result<Vec<u8>, payment_adapter::Error> {
         }
         (HttpMethod::Post, Some(bearer)) => {
             let body = body.unwrap_or_default();
-            let len = body.len();
-            let body = std::io::Cursor::new(body);
-            let body = reqwest::blocking::Body::sized(body, len as u64);
+            let body = reqwest::blocking::Body::from(body);
             let text = client
                 .post(url)
                 .headers(headers)
@@ -218,11 +221,13 @@ fn http_request(req: HttpRequest) -> Result<Vec<u8>, payment_adapter::Error> {
                 .body(body)
                 .send()
                 .map_err(|e| {
+                    eprintln!("{}", e);
                     tracing::error!("{}", e);
                     payment_adapter::Error::HttpFailed
                 })?
                 .text()
                 .map_err(|e| {
+                    eprintln!("{}", e);
                     tracing::error!("{}", e);
                     payment_adapter::Error::HttpFailed
                 })?;
@@ -235,11 +240,13 @@ fn http_request(req: HttpRequest) -> Result<Vec<u8>, payment_adapter::Error> {
                 .body(body.unwrap_or_default())
                 .send()
                 .map_err(|e| {
+                    eprintln!("{}", e);
                     tracing::error!("{}", e);
                     payment_adapter::Error::HttpFailed
                 })?
                 .text()
                 .map_err(|e| {
+                    eprintln!("{}", e);
                     tracing::error!("{}", e);
                     payment_adapter::Error::HttpFailed
                 })?;