free: TxDescriptor<{
    index: number;
}>

Free up an index owned by the sender.

Payment: Any previous deposit placed for the index is unreserved in the sender account.

The dispatch origin for this call must be Signed and the sender must own the index.

  • index: the index to be freed. This must be owned by the sender.

Emits IndexFreed if successful.

  • O(1).