diff --git a/invite/live.json b/invite/live.json
new file mode 100644
index 0000000..7f6ada3
--- /dev/null
+++ b/invite/live.json
@@ -0,0 +1,68 @@
+{
+    "representatives": [
+        {
+            "account": "rai_3h5s5bgaf1jp1rofe5umxan84kiwxj3ppeuyids7zzaxahsohzchcyxqzwp6",
+            "description": "official node #1"
+        },
+        {
+            "account": "rai_1os5ozxsjajpnkdj6zghzdy5fjncpa6egkjisgggutxkbmqicc8mjjfy87ja",
+            "description": "official node #2"
+        },
+        {
+            "account": "rai_1khj7pa81ffn3o44jfqopeoq3apxpdagpjo9gu1nwc6x9ccpjggjouhifkkw",
+            "description": "official node #3"
+        },
+        {
+            "account": "rai_1b5wb8hs5d3u5q8cnesk5xprr4damryn9xmrju7grdrtq6sxpanrwjo4s4r3",
+            "description": "official node #4"
+        },
+        {
+            "account": "rai_391mam7h9gxedh3bg9ge44tmbt3c5mutott7ug99u6eqdouwgftzed1tz9i5",
+            "description": "official node #5"
+        },
+        {
+            "account": "rai_3fbshbikq9w5pz8hpm4bcp1ugzamkqq8sqpch6qd4oy1bwrwdzjpj6fyhbio",
+            "description": "official node #6"
+        },
+        {
+            "account": "rai_1pypba9m6biy44zhdw8csa5imd3aaw6w6nbhh58zijf4hrgfres44ate77ug",
+            "description": "official node #7"
+        },
+        {
+            "account": "rai_11nfiez6ubhgstcro88t8i3ucu9qze156tue5qg71fo3ghnoc1r8djbpnmqb",
+            "description": "official node #8"
+        },
+        {
+            "account": "rai_1gz6mxhbo444x383x1r4ea76nbwnnf4696ozwpfjkfuh5qi7wabu6fdemc6h",
+            "description": "official node #9"
+        },
+        {
+            "account": "rai_15m7mxx3guow47edzmiaoou1nqt88j63hnb6hjwi8i1k6wzsfz7i9kuyye8a",
+            "description": "official node #10"
+        },
+        {
+            "account": "rai_1p66d48udbjeea6at1aym7a5p9io966hrga4fnf13ywescic5toq58mu5sr8",
+            "description": "official node #11"
+        },
+        {
+            "account": "rai_1ytzjbtxwzxez5mh8px5sbns78tsfb1xn3ie5763uatrcpi3aqyt6wcdrpm1",
+            "description": "official node #12"
+        },
+        {
+            "account": "rai_3ich9rzfa33mofyunw4d31snjtu9ah74unjwkji1qwnak64j61a75e9kyzrf",
+            "description": "official node #13"
+        },
+        {
+            "account": "rai_3eyiwwhz9kzsiq651x5q3x5j4efzzh8muhw6e1bsxfu8gfcp71dbzy96eek3",
+            "description": "official node #14"
+        },
+        {
+            "account": "rai_3eiaxmgj374qw9wdrqdpdsu4uujx8z3utq8b8bwerrjc9mrthzcag3obydsd",
+            "description": "official node #15"
+        },
+        {
+            "account": "rai_1muooox7mmcbu1wjby4b1h9ckx6764cmp8ufi5das8bgbcz88rzenowa18tc",
+            "description": "official node #16"
+        }
+    ]
+}
\ No newline at end of file
diff --git a/rai/core_test/CMakeLists.txt b/rai/core_test/CMakeLists.txt
index 7716875..b3e2c31 100644
--- a/rai/core_test/CMakeLists.txt
+++ b/rai/core_test/CMakeLists.txt
@@ -7,6 +7,7 @@ add_executable (core_test
 	lmdb.cpp
 	numbers.cpp
 	test_util.cpp
+	invite.cpp
 )
 
 #target_compile_definitions(core_test
diff --git a/rai/core_test/invite.cpp b/rai/core_test/invite.cpp
new file mode 100644
index 0000000..ec591c2
--- /dev/null
+++ b/rai/core_test/invite.cpp
@@ -0,0 +1,94 @@
+#include <unordered_set>
+#include <gtest/gtest.h>
+#include <boost/filesystem.hpp>
+#include <boost/property_tree/json_parser.hpp>
+#include <rai/common/util.hpp>
+#include <rai/common/numbers.hpp>
+
+TEST(invite, BETA)
+{
+    try
+    {
+        boost::filesystem::path file_path = "../invite/beta.json";
+        ASSERT_TRUE(boost::filesystem::exists(file_path));
+
+        std::fstream fs;
+        fs.open(file_path.string(), std::ios_base::in);
+        ASSERT_FALSE(fs.fail());
+
+        rai::Ptree ptree;
+        boost::property_tree::read_json(fs, ptree);
+
+        std::unordered_set<rai::Account> reps;
+        rai::Ptree reps_ptree = ptree.get_child("representatives");
+        for (const auto& i : reps_ptree)
+        {
+            rai::Account rep;
+            auto account = i.second.get<std::string>("account");
+            bool error   = rep.DecodeAccount(account);
+            if (error)
+            {
+                std::cout << "Invalid account field:" << account << std::endl;
+                ASSERT_FALSE(true);
+            }
+
+            if (reps.find(rep) != reps.end())
+            {
+                std::cout << "Duplicate account field :" << account
+                          << std::endl;
+                ASSERT_FALSE(true);
+            }
+
+            reps.insert(rep);
+        }
+    }
+    catch (const std::exception& e)
+    {
+        std::cout << e.what() << std::endl;
+        ASSERT_TRUE(false);
+    }
+}
+
+TEST(invite, LIVE)
+{
+    try
+    {
+        boost::filesystem::path file_path = "../invite/live.json";
+        ASSERT_TRUE(boost::filesystem::exists(file_path));
+
+        std::fstream fs;
+        fs.open(file_path.string(), std::ios_base::in);
+        ASSERT_FALSE(fs.fail());
+
+        rai::Ptree ptree;
+        boost::property_tree::read_json(fs, ptree);
+
+        std::unordered_set<rai::Account> reps;
+        rai::Ptree reps_ptree = ptree.get_child("representatives");
+        for (const auto& i : reps_ptree)
+        {
+            rai::Account rep;
+            auto account = i.second.get<std::string>("account");
+            bool error   = rep.DecodeAccount(account);
+            if (error)
+            {
+                std::cout << "Invalid account field:" << account << std::endl;
+                ASSERT_FALSE(true);
+            }
+
+            if (reps.find(rep) != reps.end())
+            {
+                std::cout << "Duplicate account field :" << account
+                          << std::endl;
+                ASSERT_FALSE(true);
+            }
+
+            reps.insert(rep);
+        }
+    }
+    catch (const std::exception& e)
+    {
+        std::cout << e.what() << std::endl;
+        ASSERT_TRUE(false);
+    }
+}
\ No newline at end of file