Perform the following steps to import custom dictionaries and data patterns. Click Management in the left navigation menu. The Manage Your Environment page opens. Click Dictionaries to upload dictionaries or click Patterns to upload data patterns. Click Import. To represent structure and metadata in detail, do the following: For Dictionaries, import JSON and the CSV file in a compressed (.zip) file. Sample JSON and the CSV files: For Patterns, import JSON. A sample JSON file: