diff --git a/Libplanet.sln b/Libplanet.sln
index 6727a518ca..a402b64fd2 100644
--- a/Libplanet.sln
+++ b/Libplanet.sln
@@ -81,6 +81,12 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Libplanet.Node.Executable",
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Libplanet.Node.Tests", "sdk\node\Libplanet.Node.Tests\Libplanet.Node.Tests.csproj", "{C050C5F0-8A40-4CB1-9715-A55EBF94FBF2}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "action", "action", "{264A9516-6E99-4ED0-8228-F0CF6D2A41DF}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Libplanet.SDK.Action", "sdk\action\Libplanet.SDK.Action\Libplanet.SDK.Action.csproj", "{55B1D285-8D11-429C-A5DA-B59D93199E21}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Libplanet.SDK.Action.Tests", "sdk\action\Libplanet.SDK.Action.Tests\Libplanet.SDK.Action.Tests.csproj", "{4531C7FF-A4EF-480B-9624-1231D5F2A496}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -697,6 +703,42 @@ Global
 		{C050C5F0-8A40-4CB1-9715-A55EBF94FBF2}.Release|x64.Build.0 = Release|Any CPU
 		{C050C5F0-8A40-4CB1-9715-A55EBF94FBF2}.Release|x86.ActiveCfg = Release|Any CPU
 		{C050C5F0-8A40-4CB1-9715-A55EBF94FBF2}.Release|x86.Build.0 = Release|Any CPU
+		{55B1D285-8D11-429C-A5DA-B59D93199E21}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{55B1D285-8D11-429C-A5DA-B59D93199E21}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{55B1D285-8D11-429C-A5DA-B59D93199E21}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{55B1D285-8D11-429C-A5DA-B59D93199E21}.Debug|x64.Build.0 = Debug|Any CPU
+		{55B1D285-8D11-429C-A5DA-B59D93199E21}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{55B1D285-8D11-429C-A5DA-B59D93199E21}.Debug|x86.Build.0 = Debug|Any CPU
+		{55B1D285-8D11-429C-A5DA-B59D93199E21}.ReleaseMono|Any CPU.ActiveCfg = Debug|Any CPU
+		{55B1D285-8D11-429C-A5DA-B59D93199E21}.ReleaseMono|Any CPU.Build.0 = Debug|Any CPU
+		{55B1D285-8D11-429C-A5DA-B59D93199E21}.ReleaseMono|x64.ActiveCfg = Debug|Any CPU
+		{55B1D285-8D11-429C-A5DA-B59D93199E21}.ReleaseMono|x64.Build.0 = Debug|Any CPU
+		{55B1D285-8D11-429C-A5DA-B59D93199E21}.ReleaseMono|x86.ActiveCfg = Debug|Any CPU
+		{55B1D285-8D11-429C-A5DA-B59D93199E21}.ReleaseMono|x86.Build.0 = Debug|Any CPU
+		{55B1D285-8D11-429C-A5DA-B59D93199E21}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{55B1D285-8D11-429C-A5DA-B59D93199E21}.Release|Any CPU.Build.0 = Release|Any CPU
+		{55B1D285-8D11-429C-A5DA-B59D93199E21}.Release|x64.ActiveCfg = Release|Any CPU
+		{55B1D285-8D11-429C-A5DA-B59D93199E21}.Release|x64.Build.0 = Release|Any CPU
+		{55B1D285-8D11-429C-A5DA-B59D93199E21}.Release|x86.ActiveCfg = Release|Any CPU
+		{55B1D285-8D11-429C-A5DA-B59D93199E21}.Release|x86.Build.0 = Release|Any CPU
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496}.Debug|x64.Build.0 = Debug|Any CPU
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496}.Debug|x86.Build.0 = Debug|Any CPU
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496}.ReleaseMono|Any CPU.ActiveCfg = Debug|Any CPU
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496}.ReleaseMono|Any CPU.Build.0 = Debug|Any CPU
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496}.ReleaseMono|x64.ActiveCfg = Debug|Any CPU
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496}.ReleaseMono|x64.Build.0 = Debug|Any CPU
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496}.ReleaseMono|x86.ActiveCfg = Debug|Any CPU
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496}.ReleaseMono|x86.Build.0 = Debug|Any CPU
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496}.Release|Any CPU.Build.0 = Release|Any CPU
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496}.Release|x64.ActiveCfg = Release|Any CPU
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496}.Release|x64.Build.0 = Release|Any CPU
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496}.Release|x86.ActiveCfg = Release|Any CPU
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496}.Release|x86.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -737,6 +779,9 @@ Global
 		{704BA731-9C70-4CBE-A607-1A2E1FB73753} = {8CA69CC9-3415-4484-9342-88D495AE2FF6}
 		{A0EAD8F0-B7A3-4112-9F3F-2D9922A500BA} = {8CA69CC9-3415-4484-9342-88D495AE2FF6}
 		{C050C5F0-8A40-4CB1-9715-A55EBF94FBF2} = {8CA69CC9-3415-4484-9342-88D495AE2FF6}
+		{264A9516-6E99-4ED0-8228-F0CF6D2A41DF} = {D8186A1A-6640-4986-9E97-FABE59F6DCE0}
+		{55B1D285-8D11-429C-A5DA-B59D93199E21} = {264A9516-6E99-4ED0-8228-F0CF6D2A41DF}
+		{4531C7FF-A4EF-480B-9624-1231D5F2A496} = {264A9516-6E99-4ED0-8228-F0CF6D2A41DF}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {DB552D2A-94E1-4A1C-9F3E-E0097C6158CD}