API Reference

Create topup estimation

post
https://api-baas.wirexapp.com/api/v1/cards/topup/estimate

Creates a new card topup estimation

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Body Params

Body data

string
required

DestinationAmount is the raw on-chain token amount the user wants to
receive, expressed as an integer string already scaled by the token's
decimals (e.g. "100000000" for 100 USDC). Sent as a string to avoid the
precision loss a float64 introduces for large or high-decimal amounts.

string
required

DestinationTokenAddress is the token address the user wants to receive on chain

string
required

ExternalCardId is the unique identifier for the external card to debit

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Updated 23 days ago

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Updated 23 days ago