diff --git a/pkg/plugin/implementation/reqpreprocessor/reqpreprocessor.go b/pkg/plugin/implementation/reqpreprocessor/reqpreprocessor.go
index 554a9b5..441a3a7 100644
--- a/pkg/plugin/implementation/reqpreprocessor/reqpreprocessor.go
+++ b/pkg/plugin/implementation/reqpreprocessor/reqpreprocessor.go
@@ -17,8 +17,6 @@ type Config struct {
 	Role string
 }
 
-type keyType string
-
 const contextKey = "context"
 
 func NewPreProcessor(cfg *Config) (func(http.Handler) http.Handler, error) {
@@ -39,7 +37,7 @@ func NewPreProcessor(cfg *Config) (func(http.Handler) http.Handler, error) {
 				return
 			}
 
-			// Extract context from request
+			// Extract context from request.
 			reqContext, ok := req["context"].(map[string]interface{})
 			if !ok {
 				http.Error(w, fmt.Sprintf("%s field not found or invalid.", contextKey), http.StatusBadRequest)
diff --git a/pkg/plugin/implementation/reqpreprocessor/reqpreprocessor_test.go b/pkg/plugin/implementation/reqpreprocessor/reqpreprocessor_test.go
index 8f34759..20beb18 100644
--- a/pkg/plugin/implementation/reqpreprocessor/reqpreprocessor_test.go
+++ b/pkg/plugin/implementation/reqpreprocessor/reqpreprocessor_test.go
@@ -233,19 +233,6 @@ func TestNewPreProcessorErrorCases(t *testing.T) {
 	}
 }
 
-// Mock configuration
-var testConfig = &Config{
-	Role: "bap",
-}
-
-// Mock request payload
-var testPayload = `{
-	"context": {
-		"message_id": "test-msg-id",
-		"bap_id": "test-bap-id"
-	}
-}`
-
 // Mock handler to capture processed request context
 func captureContextHandler(t *testing.T, expectedSubID string) http.Handler {
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {