I want to write a paper about the E-RMB（Digital Currency Electronic Payment） and the central banks digital currencyYou need to draw up a topic based on this direction. I hope the entry point of this topic can be more specific and not too big. 1.Reasons for the topic (why you choose this topic) 2.The significance of the subject The significance of research should be divided into theoretical significance and practical significance each point needs to be elaborated. 3.Research purposes First of all you have to answer the above three questions in to tell me your idea of choosing the topic and the theoretical and practical basis. Second you need to provide me with an outline of the article. The entire outline should be divided into four or five first-level headings. Under each first-level heading there are preferably three second-level headings. The frame of the entire article needs to be logical and at least one title of the research can be applied to data analysis. The topic selection must be specific not too general and has research significance. You dont need to write the whole paper you just need to answer three specific questions and provide a framework for the paper. For each secondary heading you can briefly explain what can be written and what analysis should be done （The data analysis part can be elaborated)