diff --git a/dist/fastify.d.ts b/dist/fastify.d.ts
index 4038888..31ffdf2 100644
--- a/dist/fastify.d.ts
+++ b/dist/fastify.d.ts
@@ -1,5 +1,16 @@
+import { AxiosInstance } from "axios";
 export type ServiceResult<T = unknown> = {
     result: T;
-    succesful: boolean;
+    successful: boolean;
 };
+export declare abstract class Client {
+    private axiosInstance;
+    constructor(axiosInstance: AxiosInstance);
+}
+export declare abstract class Service<T> {
+    private client;
+    constructor(client: T);
+    getSuccessfulResult<R = unknown>(result: R): ServiceResult<R>;
+    getErrorResult(error: string): ServiceResult<string>;
+}
 //# sourceMappingURL=fastify.d.ts.map
\ No newline at end of file
diff --git a/dist/fastify.d.ts.map b/dist/fastify.d.ts.map
index 9f8556a..811e826 100644
--- a/dist/fastify.d.ts.map
+++ b/dist/fastify.d.ts.map
@@ -1 +1 @@
-{"version":3,"file":"fastify.d.ts","sourceRoot":"","sources":["../src/fastify.ts"],"names":[],"mappings":"AAAA,MAAM,MAAM,aAAa,CAAC,CAAC,GAAG,OAAO,IAAI;IACvC,MAAM,EAAE,CAAC,CAAC;IACV,SAAS,EAAE,OAAO,CAAC;CACpB,CAAC"}
\ No newline at end of file
+{"version":3,"file":"fastify.d.ts","sourceRoot":"","sources":["../src/fastify.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,aAAa,EAAE,MAAM,OAAO,CAAC;AAEtC,MAAM,MAAM,aAAa,CAAC,CAAC,GAAG,OAAO,IAAI;IACvC,MAAM,EAAE,CAAC,CAAC;IACV,UAAU,EAAE,OAAO,CAAC;CACrB,CAAC;AAEF,8BAAsB,MAAM;IAC1B,OAAO,CAAC,aAAa,CAAgB;gBAEzB,aAAa,EAAE,aAAa;CAGzC;AAED,8BAAsB,OAAO,CAAC,CAAC;IAC7B,OAAO,CAAC,MAAM,CAAI;gBAEN,MAAM,EAAE,CAAC;IAIrB,mBAAmB,CAAC,CAAC,GAAG,OAAO,EAAE,MAAM,EAAE,CAAC,GAAG,aAAa,CAAC,CAAC,CAAC;IAO7D,cAAc,CAAC,KAAK,EAAE,MAAM,GAAG,aAAa,CAAC,MAAM,CAAC;CAMrD"}
\ No newline at end of file
diff --git a/dist/fastify.js b/dist/fastify.js
index cb0ff5c..4a08744 100644
--- a/dist/fastify.js
+++ b/dist/fastify.js
@@ -1 +1,24 @@
-export {};
+export class Client {
+    axiosInstance;
+    constructor(axiosInstance) {
+        this.axiosInstance = axiosInstance;
+    }
+}
+export class Service {
+    client;
+    constructor(client) {
+        this.client = client;
+    }
+    getSuccessfulResult(result) {
+        return {
+            result,
+            successful: true,
+        };
+    }
+    getErrorResult(error) {
+        return {
+            result: error,
+            successful: false,
+        };
+    }
+}
diff --git a/src/fastify.ts b/src/fastify.ts
index 0a042bd..8ea186b 100644
--- a/src/fastify.ts
+++ b/src/fastify.ts
@@ -1,4 +1,36 @@
+import { AxiosInstance } from "axios";
+
 export type ServiceResult<T = unknown> = {
   result: T;
-  succesful: boolean;
+  successful: boolean;
 };
+
+export abstract class Client {
+  private axiosInstance: AxiosInstance;
+
+  constructor(axiosInstance: AxiosInstance) {
+    this.axiosInstance = axiosInstance;
+  }
+}
+
+export abstract class Service<T> {
+  private client: T;
+
+  constructor(client: T) {
+    this.client = client;
+  }
+
+  getSuccessfulResult<R = unknown>(result: R): ServiceResult<R> {
+    return {
+      result,
+      successful: true,
+    };
+  }
+
+  getErrorResult(error: string): ServiceResult<string> {
+    return {
+      result: error,
+      successful: false,
+    };
+  }
+}