diff --git a/serialization/json/CMakeLists.txt b/serialization/json/CMakeLists.txt
new file mode 100644
index 0000000..25add92
--- /dev/null
+++ b/serialization/json/CMakeLists.txt
@@ -0,0 +1,18 @@
+
+include(FetchContent)
+
+FetchContent_Declare(nlohmann_json
+  URL https://github.com/nlohmann/json/releases/download/v3.10.5/json.tar.xz
+  EXCLUDE_FROM_ALL
+  FIND_PACKAGE_ARGS NAMES nlohmann_json
+)
+
+FetchContent_GetProperties(nlohmann_json)
+FetchContent_MakeAvailable(nlohmann_json)
+
+add_executable(json_test json.cpp)
+target_link_libraries(json_test
+  PUBLIC nlohmann_json::nlohmann_json
+)
+
+configure_file(example.json ${CMAKE_CURRENT_BINARY_DIR}/example.json COPYONLY)
\ No newline at end of file
diff --git a/serialization/json/example.json b/serialization/json/example.json
new file mode 100644
index 0000000..2e45565
--- /dev/null
+++ b/serialization/json/example.json
@@ -0,0 +1,8 @@
+{
+    "command": "register",
+    "register": {
+        "game_name": "game_name",
+        "game_version": "game_version",
+        "token": "token"
+    }
+}
\ No newline at end of file
diff --git a/serialization/json/json.cpp b/serialization/json/json.cpp
new file mode 100644
index 0000000..f256151
--- /dev/null
+++ b/serialization/json/json.cpp
@@ -0,0 +1,26 @@
+#include <iostream>
+#include <nlohmann/json.hpp>
+
+using json = nlohmann::json;
+
+int main(int argc, char const *argv[])
+{
+    std::string game_name = "the_last_samurai";
+    std::string game_version = "0.1.0";
+    std::string token = "cc1e240aacb641fed0050d2c2f16db918b4a7c10";
+
+    json j = {
+        {"command", "register"},
+        {"register", {
+            {"game_name", game_name},
+            {"game_version", game_version},
+            {"token", token},
+        }}
+    };
+
+    std::string data_to_send = j.dump();
+
+    std::cout << j.dump(4) << std::endl;
+
+    return 0;
+}