reserve: TxDescriptor<undefined>

Reserve a Para Id on the relay chain.

This function will reserve a new Para Id to be owned/managed by the origin account. The origin account is able to register head data and validation code using register to create an on-demand parachain. Using the Slots pallet, an on-demand parachain can then be upgraded to a lease holding parachain.

  • origin: Must be called by a Signed origin. Becomes the manager/owner of the new para ID.

The origin must reserve a deposit of ParaDeposit for the registration.

The Reserved event is emitted in case of success, which provides the ID reserved for use.