diff --git a/connect/main.go b/connect/connect.go
similarity index 85%
rename from connect/main.go
rename to connect/connect.go
index c8f8dc3..f536916 100644
--- a/connect/main.go
+++ b/connect/connect.go
@@ -1,4 +1,4 @@
-package main
+package connect
 
 import (
 	"context"
@@ -103,7 +103,7 @@ func validatePublicKey(publicKey string) bool {
 	return publicKeyRequest(publicKey)
 }
 
-func getSupportedServices() interface{} {
+func getSupportedServices() []Value {
 	gqlSchema := introspectSauron()
 	for _, val := range gqlSchema.Schema.Types {
 		if val.Kind == "ENUM" && val.Name == "Source" {
@@ -114,10 +114,10 @@ func getSupportedServices() interface{} {
 }
 
 func validateInputServices(input Services) (map[string]Service, error) {
-	supportedServicesInterface := getSupportedServices()
-	supportedServices := supportedServicesInterface.(SupportedServices)
+	// supportedServicesInterface := getSupportedServices()
+	supportedServices := getSupportedServices()
 	
-	serviceMap := make(map[string]SupportedService)
+	serviceMap := make(map[string]Value)
 	for _, val := range supportedServices {
 		serviceMap[val.Name] = val
 	}
@@ -159,25 +159,41 @@ func validateInputServices(input Services) (map[string]Service, error) {
 func publicKeyRequest(publicKey string) bool {
 	graphqlRequest := graphqlClient.NewRequest(`
 	query GetAppByPublicKey($publicKey: String!) {
-	  getAppByPublicKey(publicKey: $publicKey) {
-		  appName
-		  gandalfID
+	  getAppByPublicKey(
+		publicKey: $publicKey
+		) {
+		appName
+		gandalfID
 	  }
 	}
   `)
   
-  	graphqlRequest.Var("publicKey", publicKey)
-
+	graphqlRequest.Var("publicKey", publicKey)
   	client := graphqlClient.NewClient(SAURON_BASE_URL)
 
 	ctx := context.Background()
 
-	var respData Application
+	var graphqlResponse map[string]interface{}
 
-	if err := client.Run(ctx, graphqlRequest, &respData); err != nil {
-		log.Fatalf("Error making introspection query: %v", err)
+	if err := client.Run(ctx, graphqlRequest, &graphqlResponse); err != nil {
+		log.Fatalf("Error making publicKey request query: %v", err)
 	}
 
+	responseData, ok := graphqlResponse["getAppByPublicKey"].(map[string]interface{})
+	if !ok {
+		log.Fatalf("Unexpected response structure: %v", graphqlResponse)
+	}
+
+	body, err := json.Marshal(responseData)
+	if err != nil {
+		return false
+	}
+
+	var respData Application
+	err = json.Unmarshal(body, &respData)
+	if err != nil {
+		return false
+	}
 	return respData.GandalfID > 0
 }
 
@@ -185,7 +201,7 @@ func runValidation(publicKey string, redirectURL string, input Services) (map[st
 	isPublicKeyValid := validatePublicKey(publicKey)
 	if !isPublicKeyValid {
 		return nil, &GandalfError{
-			Message: "Public key does not exist",
+			Message: "Invalid public key",
 			Code:    InvalidPublicKey,
 		}
 	}
diff --git a/connect/example/main.go b/connect/example/main.go
new file mode 100644
index 0000000..d88b343
--- /dev/null
+++ b/connect/example/main.go
@@ -0,0 +1,36 @@
+package main
+
+import (
+	"fmt"
+	"log"
+
+	"github.com/gandalf-network/gandalf-sdk-go/connect"
+)
+
+const publicKey = "0x036518f1c7a10fc77f835becc0aca9916c54505f771c82d87dd5943bb01ba5ca08";
+const redirectURL = "https://example.com"
+
+
+func main() {
+	qrCodeServices := connect.Services{
+		{Name: "Netflix", Status: true},
+		{Name: "Playstation", Status: false},
+	}
+	qrCodeURL, err := connect.GenerateQRCode(publicKey, redirectURL, qrCodeServices)
+	if err != nil {
+		log.Fatalf("An error occurred generating QR Code url: %v", err)
+	}
+
+	fmt.Println("QR Code URL => ", qrCodeURL)
+
+	services := connect.Services{
+		{Name: "Netflix", Status: false},
+		{Name: "Playstation", Status: true},
+	}
+	url, err := connect.GenerateURL(publicKey, redirectURL, services)
+	if err != nil {
+		log.Fatalf("An error occurred url: %v", err)
+	}
+
+	fmt.Println("URL => ", url)
+}
\ No newline at end of file
diff --git a/connect/main_test.go b/connect/main_test.go
deleted file mode 100644
index e69de29..0000000
diff --git a/connect/types.go b/connect/types.go
index 704a864..696aa6f 100644
--- a/connect/types.go
+++ b/connect/types.go
@@ -1,4 +1,4 @@
-package main
+package connect
 
 
 type GandalfErrorCode int
@@ -10,8 +10,20 @@ type GandalfError struct {
 }
 
 type Application struct {
-	GandalfID int64
+	// The human-readable name of the application.
+	AppName string `json:"appName"`
+	// A public key associated with the application, used for cryptographic operations such as
+	// verifying the identity of the application.
+	PublicKey string `json:"publicKey"`
+	// The URL pointing to the icon graphic for the application. This URL should link to an image
+	// that visually represents the application, aiding in its identification and branding.
+	IconURL string `json:"iconURL"`
+	// A unique identifier assigned to the application upon registration.
+	GandalfID int64 `json:"gandalfID"`
+	// The address of the user who registered the application.
+	AppRegistrar string `json:"appRegistrar"`
 }
+// type Application map[string]interface{}
 
 type SupportedService struct {
 	Name              string `json:"name"`
@@ -20,7 +32,7 @@ type SupportedService struct {
 	DeprecationReason string `json:"deprecationReason"`
 }
 
-type SupportedServices []SupportedService
+type SupportedServices []Value
 
 type Service struct {
 	Name string
diff --git a/go.mod b/go.mod
index 4940ada..656b70a 100644
--- a/go.mod
+++ b/go.mod
@@ -4,6 +4,7 @@ go 1.22.1
 
 require (
 	github.com/btcsuite/btcd/btcec/v2 v2.3.3
+	github.com/davecgh/go-spew v1.1.1
 	github.com/gandalf-network/genqlient v1.0.2
 	github.com/google/uuid v1.6.0
 	github.com/pkg/errors v0.9.1