Struct representing a decoded CAR file.
Get a content block by its CID.
Get all content blocks that are referenced to in roots.
roots
@type t() :: %CAR.Archive{ blocks: %{required(binary()) => any()}, roots: [binary()], version: integer() }
@spec get_block(t(), binary()) :: any()
@spec root_blocks(t()) :: %{required(binary()) => any()}