diff --git a/src/main/java/kr/re/etri/autoflow/controllers/ExternalAuthController.java b/src/main/java/kr/re/etri/autoflow/controllers/ExternalAuthController.java
index 71e2995..20d7ff1 100644
--- a/src/main/java/kr/re/etri/autoflow/controllers/ExternalAuthController.java
+++ b/src/main/java/kr/re/etri/autoflow/controllers/ExternalAuthController.java
@@ -3,6 +3,7 @@ package kr.re.etri.autoflow.controllers;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.Parameter;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import kr.re.etri.autoflow.payload.request.EdgePkgInfoRequest;
 import kr.re.etri.autoflow.service.ExternalAuthService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.ResponseEntity;
@@ -49,11 +50,11 @@ public class ExternalAuthController {
     @PostMapping(value = "/add", consumes = {"multipart/form-data"})
     public ResponseEntity<?> addEdgePackage(
             @Parameter(description = "로그인 시 발급받은 Bearer 토큰") @RequestHeader("Authorization") String bearerToken,
-            @Parameter(description = "Edge 패키지 등록 요청 JSON 데이터") @RequestPart("edgePkgInfoVO") String edgePkgInfoJson,
+            @Parameter(description = "Edge 패키지 등록 요청 데이터") @RequestPart("edgePkgInfoVO") EdgePkgInfoRequest edgePkgInfoRequest,
             @Parameter(description = "업로드할 패키지 파일") @RequestPart(value = "file", required = false) MultipartFile file
     ) {
         try {
-            Object response = externalAuthService.uploadEdgePackage(bearerToken, edgePkgInfoJson, file);
+            Object response = externalAuthService.uploadEdgePackage(bearerToken, edgePkgInfoRequest, file);
             return ResponseEntity.ok(response);
         } catch (Exception e) {
             return ResponseEntity.internalServerError().body(
diff --git a/src/main/java/kr/re/etri/autoflow/payload/request/EdgePkgInfoRequest.java b/src/main/java/kr/re/etri/autoflow/payload/request/EdgePkgInfoRequest.java
new file mode 100644
index 0000000..e3f3b61
--- /dev/null
+++ b/src/main/java/kr/re/etri/autoflow/payload/request/EdgePkgInfoRequest.java
@@ -0,0 +1,34 @@
+package kr.re.etri.autoflow.payload.request;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+import java.util.Date;
+import java.util.List;
+
+@Getter
+@Setter
+@NoArgsConstructor
+@AllArgsConstructor
+public class EdgePkgInfoRequest {
+    private int ed_pkg_serial;
+    private int sw_group;
+    private int sw_type;
+    private String sw_manufacturer;
+    private String package_id;
+    private String package_name;
+    private String window_root_location;
+    private String window_exe_name;
+    private String linux_root_location;
+    private String linux_exe_name;
+    private Date create_datetime;
+    private String user_id;
+    private String sw_group_name;
+    private String sw_type_name;
+    private List<EdgePkgInfoRequest> edge_info_list;
+    private String auth_id;
+    private String secret_at;
+    private boolean admin_at = false;
+}
diff --git a/src/main/java/kr/re/etri/autoflow/service/ExternalAuthService.java b/src/main/java/kr/re/etri/autoflow/service/ExternalAuthService.java
index 58624db..3c88c11 100644
--- a/src/main/java/kr/re/etri/autoflow/service/ExternalAuthService.java
+++ b/src/main/java/kr/re/etri/autoflow/service/ExternalAuthService.java
@@ -1,7 +1,10 @@
 package kr.re.etri.autoflow.service;
 
+import com.fasterxml.jackson.databind.ObjectMapper;
 import jakarta.annotation.PostConstruct;
+import kr.re.etri.autoflow.payload.request.EdgePkgInfoRequest;
 import org.springframework.beans.factory.annotation.Value;
+import org.springframework.core.io.ByteArrayResource;
 import org.springframework.http.*;
 import org.springframework.stereotype.Service;
 import org.springframework.util.LinkedMultiValueMap;
@@ -110,16 +113,20 @@ public class ExternalAuthService {
         throw new RuntimeException("Failed to fetch edge package list");
     }
 
-    public Object uploadEdgePackage(String bearerToken, String edgePkgInfoJson, MultipartFile file) throws IOException {
+    public Object uploadEdgePackage(String bearerToken, EdgePkgInfoRequest edgePkgInfoRequest, MultipartFile file) throws IOException {
         HttpHeaders headers = new HttpHeaders();
         headers.setContentType(MediaType.MULTIPART_FORM_DATA);
         headers.set("Authorization", bearerToken.startsWith("Bearer ") ? bearerToken : "Bearer " + bearerToken);
 
+        // Object를 JSON 문자열로 변환
+        ObjectMapper objectMapper = new ObjectMapper();
+        String edgePkgInfoJson = objectMapper.writeValueAsString(edgePkgInfoRequest);
+
         MultiValueMap<String, Object> body = new LinkedMultiValueMap<>();
         body.add("edgePkgInfoVO", edgePkgInfoJson);
 
         if (file != null && !file.isEmpty()) {
-            body.add("file", new org.springframework.core.io.ByteArrayResource(file.getBytes()) {
+            body.add("file", new ByteArrayResource(file.getBytes()) {
                 @Override
                 public String getFilename() {
                     return file.getOriginalFilename();