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    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.