diff --git a/lib/nsca/client/message.rb b/lib/nsca/client/message.rb
new file mode 100644
index 0000000..c210c50
--- /dev/null
+++ b/lib/nsca/client/message.rb
@@ -0,0 +1,27 @@
+module NSCA
+  module Client
+    class Message
+      CODE = { :ok => 0, :warn => 1, :critical => 2 }
+
+      attr_reader :return_code
+
+      def initialize(alert, status, service, remote_server)
+        @return_code = CODE[alert]
+        @status = status
+        @service = service
+        @remote_server = remote_server
+      end
+
+      def to_h
+        {
+          :nscahost    => @remote_server.host,
+          :port        => @remote_server.port,
+          :hostname    => @service.host.hostname,
+          :service     => @service.name,
+          :return_code => @return_code,
+          :status      => @status
+        }
+      end
+    end
+  end
+end
diff --git a/spec/nsca/client/message_spec.rb b/spec/nsca/client/message_spec.rb
new file mode 100644
index 0000000..730cbfe
--- /dev/null
+++ b/spec/nsca/client/message_spec.rb
@@ -0,0 +1,31 @@
+require 'spec_helper'
+
+describe NSCA::Client::Message do
+  let(:server) { NSCA::Client::RemoteServer.new(:host => '172.0.0.1') }
+  let(:host) { NSCA::Client::Host.new(:hostname => 'dummy') }
+  let(:service) { NSCA::Client::Service.new(:name => 'TestMessage', :host => host) }
+
+  subject { described_class.new(:ok, 'OK', service, server).to_h }
+
+  its([:nscahost]) { should eq '172.0.0.1' }
+  its([:port]) { should eq 5667 }
+  its([:hostname]) { should eq 'dummy' }
+  its([:service]) { should eq 'TestMessage' }
+  its([:return_code]) { should eq 0 }
+  its([:status]) { should eq 'OK' }
+
+  context "ok message" do
+    subject { described_class.new(:ok, 'OK', service, server) }
+    its(:return_code) { should eq 0 }
+  end
+
+  context "warn message" do
+    subject { described_class.new(:warn, 'WARN', service, server) }
+    its(:return_code) { should eq 1 }
+  end
+
+  context "critical message" do
+    subject { described_class.new(:critical, 'CRITICAL', service, server) }
+    its(:return_code) { should eq 2 }
+  end
+end