To on-ramp a user for a fiat and stablecoin conversion pair, you need to activate the user from a supported rail to a destination currency and chain through the activateOnRampRail endpoint.

Request

curl --request POST \
     --url 'https://production.hifibridge.com/account/activateOnRampRail?userId=75d7c01f-5f93-4490-8b93-a62fd8020358' \
     --header 'accept: application/json' \
     --header 'authorization: Bearer zpka_123456789' \
     --header 'content-type: application/json' \
     --data '
{
  "rail": "US_ACH",
  "destinationCurrency": "usdc",
  "destinationChain": "POLYGON_MAINNET"
}
'

Response

{
  "message": "US_ACH rail created successfully"
}

Ready for the next step?

After activating the fiat and stablecoin conversion for the user, you can now add new accounts. Learn more about how to add new accounts for the user.