get https://api.cloud.mbanq.com/v1/externalCards/key
Use this API to retrieve the key of acquired card.
To understand the cards acquisition API please refer to Introduction to Card Acquiring.
To understand the usage of enncryption for card acquisition refer to Encryption Tutorial
Purpose: Use this API to retrieve the key used to encrypt card data.
Behaviour: A successful response from this API contains keyId and the public key.