I think this is a good news for crypto because the country will start to give permission to crypto, but if a crypto central bank is formed, the decentralized essence of crypto will be lost
This will provide a big scale evaluation or evaluation of cryptocurrency on a macro or aggregate level and its effects on the international trade and the imports if the foreign receipts are paid in cryptocurrency. The world has not yet observed such a game of shift from the fiat to crypto system.
Venezuela is already passing through the financial crisis and this attempt to introduce a central bank of cryptocurrency to digitalis their entire economy might result in either a boom or a complete collapse of the country. The country is rich with oil resources and it could have managed its economy by developing this sector. Speculation about the output of this step might lead into an uncertain result.