diff --git a/src/proxy/compute/data_collection/components.rs b/src/proxy/compute/data_collection/components.rs
index da2cc8f..e632b1c 100644
--- a/src/proxy/compute/data_collection/components.rs
+++ b/src/proxy/compute/data_collection/components.rs
@@ -275,10 +275,9 @@ pub async fn send_data_collection(p: &Payload) -> anyhow::Result<()> {
                 .unwrap_or_default(),
             session_count: p.session.clone().unwrap_or_default().session_count,
             session_start: p.session.clone().unwrap_or_default().session_start,
-            first_seen: p.session.clone().unwrap_or_default().first_seen.to_string(),
-            last_seen: p.session.clone().unwrap_or_default().last_seen.to_string(),
+            first_seen: p.session.clone().unwrap_or_default().first_seen.timestamp(),
+            last_seen: p.session.clone().unwrap_or_default().last_seen.timestamp(),
         },
-        destinations: Vec::new(),
     };
 
     for cfg in &config::get().components.data_collection {
diff --git a/wit/protocols.wit b/wit/protocols.wit
index e96dd60..8141510 100644
--- a/wit/protocols.wit
+++ b/wit/protocols.wit
@@ -1,4 +1,4 @@
-package edgee:protocols@0.1.1;
+package edgee:protocols@0.1.2;
 
 world data-collection {
     export provider: interface {
@@ -18,7 +18,6 @@ world data-collection {
             campaign: campaign,
             client: client,
             session: session,
-            destinations: list<tuple<string, bool>>,
         }
 
         record page-event {
@@ -82,8 +81,8 @@ world data-collection {
             previous-session-id: string,
             session-count: u32,
             session-start: bool,
-            first-seen: string,
-            last-seen: string,
+            first-seen: s64,
+            last-seen: s64,
         }
 
         record edgee-request {