Card On File Checkout
Processes a Card On File Transaction using a saved card from a previous Customer Initiated Transaction (CIT).
This endpoint can only be used if the customer is actively involved in the purchase flow and has explicitly granted their authorization to charge their card.
Authentication
The external identifier of the end user - see https://docs.coinflow.cash/api-reference/api-reference/authentication/get-session-key
The API key of the merchant - see https://docs.coinflow.cash/api-reference/api-reference/authentication/get-session-key
The external identifier of the end user - see https://docs.coinflow.cash/api-reference/api-reference/authentication/get-session-key
The blockchain associated with the end user - see https://docs.coinflow.cash/api-reference/api-reference/authentication/get-session-key
The API key of the merchant - see https://docs.coinflow.cash/api-reference/api-reference/authentication/get-session-key
The API key of the merchant - see https://docs.coinflow.cash/api-reference/api-reference/authentication/get-session-key
The web3 wallet of the end user - see https://docs.coinflow.cash/api-reference/api-reference/authentication/get-session-key
The blockchain associated with the end user - see https://docs.coinflow.cash/api-reference/api-reference/authentication/get-session-key

