Threshold🔗Definition🔗class Threshold: # Value null means -Infinity value: typing.Optional[float] color: str Methods🔗 to_json🔗Converts this object into a representation that can easily be encoded to JSON.def to_json() -> dict[str, object] from_json🔗Builds this object from a JSON-decoded dict.@classmethod def from_json(data: dict[str, typing.Any]) -> typing.Self