template<template< typename U, typename V, typename...Args > class ObjectType = std::map, template< typename U, typename...Args > class ArrayType = std::vector, class StringType = std::string, class BooleanType = bool, class NumberIntegerType = int64_t, class NumberFloatType = double, template< typename U > class AllocatorType = std::allocator>

enum nlohmann::basic_json::parse_event_t : uint8_t

strong

Enumerator
object_start	start an object scope (found a '{' token)
object_end	end of an object scope (found '}' token)
array_start	start of an array scope (found '[' token)
array_end	end of an array scope (found ']' token)
key	found an object key within an object scope
value	a value in an appropriate context (i.e., following a tag in an object scope)