diff --git a/GEMstack/onboard/visualization/sr_viz/threeD/src/utils/buildTimeline.ts b/GEMstack/onboard/visualization/sr_viz/threeD/src/utils/buildTimeline.ts
index 754c6865..536c6e89 100644
--- a/GEMstack/onboard/visualization/sr_viz/threeD/src/utils/buildTimeline.ts
+++ b/GEMstack/onboard/visualization/sr_viz/threeD/src/utils/buildTimeline.ts
@@ -21,10 +21,10 @@ export function buildTimeline(entries: LogEntry[]): TimelineData {
             yaw: pose.yaw ?? 0,
             pitch: pose.pitch ?? 0,
             roll: pose.roll ?? 0,
-            metadata: entry.key === "vehicle" ? { ...entry.data } : undefined,
+            metadata: entry.type === "VehicleState" ? { ...entry.data } : undefined,
         };
 
-        if (entry.key === "vehicle") {
+        if (entry.type === "VehicleState") {
             vehicle.push(frame);
         } else if (entry.type === "PedestrianState") {
             const key = entry.key.trim();
diff --git a/GEMstack/onboard/visualization/sr_viz/threeD/src/utils/parseLogFile.ts b/GEMstack/onboard/visualization/sr_viz/threeD/src/utils/parseLogFile.ts
index 80cf98f8..cd7887ae 100644
--- a/GEMstack/onboard/visualization/sr_viz/threeD/src/utils/parseLogFile.ts
+++ b/GEMstack/onboard/visualization/sr_viz/threeD/src/utils/parseLogFile.ts
@@ -17,7 +17,7 @@ export async function parseLogFile(file: File): Promise<LogEntry[]> {
           key === 'vehicle' &&
           'type' in value &&
           'data' in value &&
-          (value as any).data?.pose?.frame === 2
+          (value as any).type === "VehicleState"
         ) {
           entries.push({
             key,
@@ -35,7 +35,7 @@ export async function parseLogFile(file: File): Promise<LogEntry[]> {
               typeof agentValue === 'object' &&
               agentValue !== null &&
               'data' in agentValue &&
-              (agentValue as any).data?.pose?.frame === 0
+              (agentValue as any).type === 'AgentState'
             ) {
               const inferredType = getTypeFromKey(agentId);
               entries.push({