MDN pages to migrate:

• Web/API/BroadcastChannel
• Web/API/BroadcastChannel/BroadcastChannel
• Web/API/BroadcastChannel/name
• Web/API/BroadcastChannel/onmessage
• Web/API/BroadcastChannel/onmessageerror
• Web/API/BroadcastChannel/close
• Web/API/BroadcastChannel/postMessage

The data should be migrated into the file api/BroadcastChannel.json.

For more information on how to help with this work, see https://developer.mozilla.org/en-US/docs/MDN/Contribute/Structures/Compatibility_tables