Parse the given arguments into the the given pointer to a struct object.

KeyError is an error type returned when an unknown field is set on a struct.

NestingError is an error type returned when a key is nested when the target type does not support nesting of the given type.

SingletonError is an error type returned when a parameter is passed multiple times when only a single value is expected.

SyntaxError is an error type returned when a key is incorrectly formatted.

TypeError is an error type returned when param has difficulty deserializing a parameter value.

SyntaxErrorSubtype describes what sort of syntax error was encountered.