Typed Inttegro domain value.
@type t() :: %Inttegro.Error{ cause: String.t() | nil, code: String.t(), detail: String.t() | nil, fix_code: String.t() | nil, message: String.t() | nil, type: String.t(), url: String.t() }
@spec from_map(map()) :: t()
@spec new!(map() | keyword()) :: t()
@spec to_map(t()) :: map()