Sent once per continuous attachment session, when the omnibar renders the file-upload privacy disclaimer. Native increments the device-wide display count, fires the shown pixel, and pushes an updated OmnibarConfig once the count reaches the cap.
Which attachment triggered the disclaimer. Native never sees the attach, so it cannot infer this for the pixel.
Sent once per continuous attachment session, when the omnibar renders the file-upload privacy disclaimer. Native increments the device-wide display count, fires the shown pixel, and pushes an updated OmnibarConfig once the count reaches the cap.