L’erreur est apparue à l’instant de la réception de l’ordre de commande. L’erreur futurs_OKCoin 4 400: {“error_message”:“endpoint request timeout”,“result”:“true”,“error_code”:“30044”,“order_id”:“-1”} 2020-09-03 20:04:14 Futures_OKCoin Erreur Futures_OP 4: 400: {“error_message”:“Matching engine is being upgraded. Please try in about 1 minute”,“result”:“true”,“error_code”:“30038”,“order_id”:“-1”} 2020-09-03 20:04:08 Futures_OKCoin Erreur Futures_OP 4: 400: {“error_message”:“Matching engine is being upgraded. Please try in about 1 minute”, “result”:“true”, “error_code”:“30038”, “order_id”:“-1”}