diff --git a/tests/test_pix_integration.py b/tests/test_pix_integration.py
index 4d7e9ed..f33eec4 100644
--- a/tests/test_pix_integration.py
+++ b/tests/test_pix_integration.py
@@ -87,16 +87,31 @@ def test_transfer_pix_payment_success(mock_api, client_instance):
     assert mock_create.call_count == 1
     assert mock_confirm.call_count == 1
     assert mock_status.call_count == 1
-    request_body = mock_create.calls[0].request.body
-    assert request_body is not None
-    assert json.loads(request_body) == {
-        "tags": ["teste"],
-        "paymentValue": "100.00",
-        "remittanceInformation": description,
-        "dictCode": pix_key,
+
+    create_payment_request = mock_create.calls[0].request.body
+    assert create_payment_request is not None
+    assert json.loads(create_payment_request) == {
+        "dictCode": "12345678909",
         "dictCodeType": "CPF",
+        "paymentValue": "100.00",
+        "remittanceInformation": "Pagamento Teste",
+        "tags": [
+            "teste",
+        ],
     }
 
+    confirm_payment_request_body = mock_confirm.calls[0].request.body
+    confirm_payment_request_url = mock_confirm.calls[0].request.url
+    assert confirm_payment_request_body is not None
+    assert json.loads(confirm_payment_request_body) == {
+        "paymentValue": "100.00",
+        "status": "AUTHORIZED",
+    }
+    assert (
+        confirm_payment_request_url
+        == "https://trust-sandbox.api.santander.com.br/management_payments_partners/v1/workspaces/8e33d56c-204f-461e-aebe-08baaab6479e/pix_payments/12345"
+    )
+
 
 def test_transfer_pix_payment_timeout_create(
     client_instance: SantanderApiClient, mock_api
@@ -251,6 +266,24 @@ def test_transfer_pix_payment_with_beneficiary(
     transfer_result = transfer_pix(
         client_instance, santander_beneciary_john, value, description
     )
+
+    transfer_request = mock_create.calls[0].request.body
+    assert transfer_request is not None
+    assert json.loads(transfer_request) == {
+        "beneficiary": {
+            "bankCode": "404",
+            "branch": "2424",
+            "documentNumber": "12345678909",
+            "documentType": "CPF",
+            "name": "John Doe",
+            "number": "123456789",
+            "type": "CONTA_CORRENTE",
+        },
+        "paymentValue": "59.99",
+        "remittanceInformation": "Pagamento Teste",
+        "tags": [],
+    }
+
     assert transfer_result == {
         "success": True,
         "data": {
@@ -287,6 +320,17 @@ def test_transfer_pix_payment_with_beneficiary(
     assert mock_create.call_count == 1
     assert mock_status.call_count == 1
     assert mock_confirm.call_count == 1
+    confirm_payment_request_body = mock_confirm.calls[0].request.body
+    confirm_payment_request_url = mock_confirm.calls[0].request.url
+    assert confirm_payment_request_body is not None
+    assert json.loads(confirm_payment_request_body) == {
+        "paymentValue": "59.99",
+        "status": "AUTHORIZED",
+    }
+    assert (
+        confirm_payment_request_url
+        == "https://trust-sandbox.api.santander.com.br/management_payments_partners/v1/workspaces/8e33d56c-204f-461e-aebe-08baaab6479e/pix_payments/ASF5Q7Q879WQ"
+    )
 
 
 def test_transfer_pix_payment_lazy_status_update(