diff --git a/src/main/cljc/org/domaindrivenarchitecture/activity_pub_poc/core.cljc b/src/main/cljc/org/domaindrivenarchitecture/activity_pub_poc/core.cljc
new file mode 100644
index 0000000..354d2a2
--- /dev/null
+++ b/src/main/cljc/org/domaindrivenarchitecture/activity_pub_poc/core.cljc
@@ -0,0 +1,5 @@
+(ns org.domaindrivenarchitecture.activity-pub-poc.core
+  (:require [clojure.spec.alpha :as s]
+            [orchestra.core :refer [defn-spec]]
+            [org.domaindrivenarchitecture.activity-pub-poc.spec-helper :as sh]
+            [org.domaindrivenarchitecture.activity-pub-poc.activitystreams2 :as as]))
diff --git a/src/test/cljc/org/domaindrivenarchitecture/activity_pub_poc/core_test.cljc b/src/test/cljc/org/domaindrivenarchitecture/activity_pub_poc/core_test.cljc
new file mode 100644
index 0000000..7160d1b
--- /dev/null
+++ b/src/test/cljc/org/domaindrivenarchitecture/activity_pub_poc/core_test.cljc
@@ -0,0 +1,23 @@
+(ns org.domaindrivenarchitecture.activity-pub-poc.core-test
+  (:require
+   [clojure.test :refer [deftest is are testing run-tests]]
+   [clojure.spec.alpha :as s]
+   [org.domaindrivenarchitecture.activity-pub-poc.core :as sut]))
+
+(deftest should-serailize
+  (is (= "{
+ \"@context\": \"https://www.w3.org/ns/activitystreams\", 
+ \"summary\": \"Sally liked a note\",
+ \"type\": \"Like\",
+ \"actor\": {
+  \"type\": \"Person\",
+  \"name\": \"Sally\"
+ },
+ \"object\": \"http://example.org/notes/1\"
+}"
+         (sut/serialize 
+          {:summary "Sally liked a note",
+           :type "Like",
+           :actor {:type "Person",
+                   :name "Sally"},
+           :object "http://example.org/notes/1"}))))
\ No newline at end of file