Use id in GLTF not networkId

src/gltf-component-mappings.js

@@ -81,7 +81,7 @@ AFRAME.GLTFModelPlus.registerComponent("media", "media", (el, componentName, com
       template: "#interactable-media",
       owner: "scene",
       lastOwnerTime: 1,
-      networkId: componentData.networkId
+      networkId: componentData.id
     });
   }
 

src/utils/pinned-entity-to-gltf.js

@@ -20,7 +20,7 @@ export default function pinnedEntityToGltf(el) {
   if (!equalArray(scale, [1, 1, 1])) gltfNode.scale = scale;
 
   if (components["media-loader"]) {
-    gltfComponents.media = { src: components["media-loader"].data.src, networkId };
+    gltfComponents.media = { src: components["media-loader"].data.src, id: networkId };
 
     if (components["media-pager"]) {
       gltfComponents.media.pageIndex = components["media-pager"].data.index;