1. A method performed with a computing system for processing semi-structured data, the method comprising: receiving semi-structured data, a value of the semi-structured data being associated with a key; identifying a structured data collection, the structured data collection being associated with a category and having a plurality of attributes; obtaining at least one of historical data associated with the plurality of attributes or additional data associated with a user of the computing system; mapping the key to an attribute of the plurality of attributes based on at least one of the historical data or the additional data; and storing the value in a cell of a data record of the structured data collection, the cell being associated with the attribute that was mapped to the key.