Represents `true` or `false` values.
Represents textual data as UTF-8 character sequences. This type is most often used by GraphQL to represent free-form human-readable text.
Represents a unique identifier that is Base64 obfuscated. It is often used to refetch an object or as key for a cache. The ID type appears in a JSON response as a String; however, it is not intended to be human-readable. When expected as an input type, any string (such as `"VXNlci0xMA=="`) or integer (such as `4`) input value will be accepted as an ID.
An ISO‐8601 encoded UTC date time string (YYYY-MM-DD HH:MM:SS).
Represents non-fractional signed whole numeric values. Int can represent values between -(2^31) and 2^31 - 1.
An ISO‐8601 encoded UTC date string (YYYY-MM-DD).
Represents signed double-precision fractional values as specified by [IEEE 754](http://en.wikipedia.org/wiki/IEEE_floating_point).
A generic type.