diff --git a/src/models/creation/RefreshAuth.ts b/src/models/creation/RefreshAuth.ts
new file mode 100644
index 0000000..16233c4
--- /dev/null
+++ b/src/models/creation/RefreshAuth.ts
@@ -0,0 +1,36 @@
+import { IsString } from 'class-validator';
+import * as jsonwebtoken from 'jsonwebtoken';
+import { getConnectionManager } from 'typeorm';
+import { IllegalJWTError, JwtNotProvidedError, UserNotFoundError } from '../../errors/AuthError';
+import { Auth } from '../entities/Auth';
+import { User } from '../entities/User';
+
+export class RefreshAuth {
+    @IsString()
+    token: string;
+
+    public async toAuth(): Promise<Auth> {
+        let newAuth: Auth = new Auth();
+        if (!this.token || this.token === undefined) {
+            throw new JwtNotProvidedError()
+        }
+        let decoded
+        try {
+            decoded = jsonwebtoken.verify(this.token, 'securekey')
+        } catch (error) {
+            throw new IllegalJWTError()
+        }
+        const found_users = await getConnectionManager().get().getRepository(User).findOne({ id: decoded["userid"], refreshTokenCount: decoded["refreshtokencount"] });
+        if (!found_users) {
+            throw new UserNotFoundError()
+        } else {
+            const found_user = found_users[0]
+            delete found_user.password;
+            newAuth.access_token = "ja"
+            newAuth.access_token_expires_at = 5555555
+            newAuth.refresh_token = "ja"
+            newAuth.refresh_token_expires_at = 555555
+        }
+        return newAuth;
+    }
+}
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