Function decode_payload_as 

pub fn decode_payload_as<S, State, Task, Config, Context, Error>(
    task: &Task,
) -> Result<S::Payload>
where
    S: BackgroundTaskSpec<State, Task, Config, Context, Error>,
    Task: TaskRecord<S::Kind>,

Decodes a task payload as the typed payload for S.

Errors

Returns TaskCoreError when the stored payload is absent or cannot be decoded.