diff --git a/types.hpp b/types.hpp
index cfe0530..09217af 100644
--- a/types.hpp
+++ b/types.hpp
@@ -4,6 +4,7 @@
 #include <map>
 #include <sdbusplus/server.hpp>
 #include <string>
+#include <unordered_map>
 #include <vector>
 
 namespace openpower
@@ -31,6 +32,9 @@
 using Object = sdbusplus::message::object_path;
 using ObjectMap = std::map<Object, InterfaceMap>;
 
+using VPDfilepath = std::string;
+using FrusMap = std::unordered_map<Path, VPDfilepath>;
+
 using namespace std::string_literals;
 constexpr auto pimPath = "/xyz/openbmc_project/inventory";
 constexpr auto pimIntf = "xyz.openbmc_project.Inventory.Manager";
diff --git a/vpd-manager/manager.cpp b/vpd-manager/manager.cpp
index f34ab68..bd3af72 100644
--- a/vpd-manager/manager.cpp
+++ b/vpd-manager/manager.cpp
@@ -5,7 +5,9 @@
 #include "parser.hpp"
 
 #include <exception>
+#include <fstream>
 #include <iostream>
+#include <nlohmann/json.hpp>
 #include <vector>
 
 namespace openpower
@@ -24,17 +26,50 @@
 
 void Manager::run()
 {
+    try
+    {
+        processJSON();
+    }
+    catch (const std::exception& e)
+    {
+        std::cerr << e.what() << "\n";
+    }
+
     while (true)
     {
-        try
+        _bus.process_discard();
+
+        // wait for event
+        _bus.wait();
+    }
+}
+
+void Manager::processJSON()
+{
+    std::ifstream json(INVENTORY_JSON, std::ios::binary);
+
+    if (!json)
+    {
+        throw std::runtime_error("json file not found");
+    }
+
+    jsonFile = nlohmann::json::parse(json);
+    if (jsonFile.find("frus") == jsonFile.end())
+    {
+        throw std::runtime_error("frus group not found in json");
+    }
+
+    const nlohmann::json& groupFRUS =
+        jsonFile["frus"].get_ref<const nlohmann::json::object_t&>();
+    for (const auto& itemFRUS : groupFRUS.items())
+    {
+        const std::vector<nlohmann::json>& groupEEPROM =
+            itemFRUS.value().get_ref<const nlohmann::json::array_t&>();
+        for (const auto& itemEEPROM : groupEEPROM)
         {
-            _bus.process_discard();
-            // wait for event
-            _bus.wait();
-        }
-        catch (const std::exception& e)
-        {
-            std::cerr << e.what() << "\n";
+            frus.emplace(itemEEPROM["inventoryPath"]
+                             .get_ref<const nlohmann::json::string_t&>(),
+                         itemFRUS.key());
         }
     }
 }
@@ -64,6 +99,7 @@
 {
     // implement the interface
 }
+
 } // namespace manager
 } // namespace vpd
 } // namespace openpower
diff --git a/vpd-manager/manager.hpp b/vpd-manager/manager.hpp
index e542103..e04250c 100644
--- a/vpd-manager/manager.hpp
+++ b/vpd-manager/manager.hpp
@@ -3,6 +3,8 @@
 #include "types.hpp"
 
 #include <com/ibm/VPD/Manager/server.hpp>
+#include <map>
+#include <nlohmann/json.hpp>
 #include <sdbusplus/server.hpp>
 
 namespace sdbusplus
@@ -117,11 +119,22 @@
     void run();
 
   private:
+    /** @brief process the given JSON file
+     */
+    void processJSON();
+
     /** @brief Persistent sdbusplus DBus bus connection. */
     sdbusplus::bus::bus _bus;
 
     /** @brief sdbusplus org.freedesktop.DBus.ObjectManager reference. */
     sdbusplus::server::manager::manager _manager;
+
+    // file to store parsed json
+    nlohmann::json jsonFile;
+
+    // map to hold mapping to inventory path to vpd file path
+    // we need as map here as it is in reverse order to that of json
+    inventory::FrusMap frus;
 };
 
 } // namespace manager
diff --git a/vpd-manager/meson.build b/vpd-manager/meson.build
index a879b2b..0b655fd 100644
--- a/vpd-manager/meson.build
+++ b/vpd-manager/meson.build
@@ -8,12 +8,14 @@
 phosphor_dbus_interfaces = dependency('phosphor-dbus-interfaces')
 
 compiler = meson.get_compiler('cpp')
+compiler.has_header('nlohmann/json.hpp')
 
 configure_file( output: 'config.h',
                         configuration: {
                         'BUSNAME' : '"' + get_option('BUSNAME') + '"',
                         'OBJPATH' : '"' + get_option('OBJPATH') + '"',
                         'IFACE' : '"' + get_option('IFACE') + '"',
+                        'INVENTORY_JSON' : '"' + get_option('INVENTORY_JSON') + '"'
                         }
                 )