Variable attempt

attempt: (realmId: string, id: string) => Promise<string> = ...

Type Declaration

- (realmId: string, id: string): Promise<string>
- Makes one attempt of one delivery, through the shared queue.
  Parameters
  - realmId: string
    the realm
  - id: string
    the delivery id
  Returns Promise<string>
  a promise of the attempt's outcome