Retrieves the value of a specific key from the provided parameters object.
The object containing key-value pairs.
The key whose associated value is to be retrieved.
The value associated with the matching key, or undefined if the key is not found.
Parses an object, converting string representations of numeric values to actual numbers, and excluding keys named "uploadKey" (case-insensitive).
The input object to parse. Should be a key-value pair of strings or other values.
A new object with numeric strings converted to numbers, and excluding "uploadKey".
Decodes a Base64-encoded string and parses it into an object.
The Base64-encoded string to be decoded and parsed.
The parsed object obtained from the decoded Base64 string.
QueryParser handles parsing and retrieval of parameters from an object.