Nothing. Nothing.
4 seconds sound clip from the After the Thin Man (1936) movie soundboard.
You can hear this line at 00:54:03 in the DVD version of the movie.
Quote context
[...]
- You should have, dear. You need to sleep.
- No, no. No, I can't. I can't. I've got to think.
- He thinks so, too. He... he... he must think so, or he wouldn't have...
- Oh... You tell him I didn't. Tell him I didn't do it.
- Darling, couldn't you telephone?
- No. No, someone might be listening.
- You go to him. Tell him I didn't do it. Hurry!
[...]