# mirascope.core.base.metadata
The `Metadata` typed dictionary for including general metadata.
## <ApiType type="Class" path="core/base/metadata" symbolName="Metadata" /> Metadata
The `Metadata` typed dictionary for including general metadata.
**Bases:**
<TypeLink type={{"type_str": "TypedDict", "description": null, "kind": "simple", "doc_url": "https://docs.python.org/3/library/typing.html#typing.TypedDict"}} />
<AttributesTable
attributes={[
{
"name": "tags",
"type_info": {
"type_str": "NotRequired[set[str]]",
"description": null,
"kind": "generic",
"base_type": {
"type_str": "NotRequired",
"description": null,
"kind": "simple",
"doc_url": "https://docs.python.org/3/library/typing.html#typing.NotRequired"
},
"parameters": [
{
"type_str": "set[str]",
"description": null,
"kind": "generic",
"base_type": {
"type_str": "set",
"description": null,
"kind": "simple",
"doc_url": "https://docs.python.org/3/library/stdtypes.html#set"
},
"parameters": [
{
"type_str": "str",
"description": null,
"kind": "simple",
"doc_url": "https://docs.python.org/3/library/stdtypes.html#str"
}
]
}
]
}
}
]}
/>