Creates a new secure wallet and then imports its content
according to fields provided in import_config
This can be seen as an indy_create_wallet call with additional content import
#Params
config: Wallet configuration json.
{
"id": string, Identifier of the wallet.
Configured storage uses this identifier to lookup exact wallet data placement.
"storage_type": optional, Type of the wallet storage. Defaults to 'default'.
'Default' storage type allows to store wallet data in the local file.
Custom storage types can be registered with indy_register_wallet_storage call.
"storage_config": optional