curl --request POST \
  --url https://api.turnkey.com/public/v1/submit/init_fiat_on_ramp \
  --header 'Accept: application/json' \
  --header 'Content-Type: application/json' \
  --header "X-Stamp: <string> (see Authorizations)" \
  --data '{
    "type": "ACTIVITY_TYPE_INIT_FIAT_ON_RAMP",
    "timestampMs": "<string> (e.g. 1746736509954)",
    "organizationId": "<string> (Your Organization ID)",
    "parameters": {
        "onrampProvider": "<FIAT_ON_RAMP_PROVIDER_COINBASE>",
        "walletAddress": "<string>",
        "network": "<FIAT_ON_RAMP_BLOCKCHAIN_NETWORK_BITCOIN>",
        "cryptoCurrencyCode": "<FIAT_ON_RAMP_CRYPTO_CURRENCY_BTC>",
        "fiatCurrencyCode": "<FIAT_ON_RAMP_CURRENCY_AUD>",
        "fiatCurrencyAmount": "<string>",
        "paymentMethod": "<FIAT_ON_RAMP_PAYMENT_METHOD_CREDIT_DEBIT_CARD>",
        "countryCode": "<string>",
        "countrySubdivisionCode": "<string>",
        "sandboxMode": "<boolean>"
    }
}'

{
  "activity": {
    "id": "<activity-id>",
    "status": "ACTIVITY_STATUS_COMPLETED",
    "type": "ACTIVITY_TYPE_INIT_FIAT_ON_RAMP",
    "organizationId": "<organization-id>",
    "timestampMs": "<timestamp> (e.g. 1746736509954)",
    "result": {
      "activity": {
        "id": "<string>",
        "organizationId": "<string>",
        "status": "<string>",
        "type": "<string>",
        "intent": {
          "initFiatOnRampIntent": {
            "onrampProvider": "<FIAT_ON_RAMP_PROVIDER_COINBASE>",
            "walletAddress": "<string>",
            "network": "<FIAT_ON_RAMP_BLOCKCHAIN_NETWORK_BITCOIN>",
            "cryptoCurrencyCode": "<FIAT_ON_RAMP_CRYPTO_CURRENCY_BTC>",
            "fiatCurrencyCode": "<FIAT_ON_RAMP_CURRENCY_AUD>",
            "fiatCurrencyAmount": "<string>",
            "paymentMethod": "<FIAT_ON_RAMP_PAYMENT_METHOD_CREDIT_DEBIT_CARD>",
            "countryCode": "<string>",
            "countrySubdivisionCode": "<string>",
            "sandboxMode": "<boolean>"
          }
        },
        "result": {
          "initFiatOnRampResult": {
            "onRampUrl": "<string>",
            "onRampTransactionId": "<string>"
          }
        },
        "votes": "<array>",
        "fingerprint": "<string>",
        "canApprove": "<boolean>",
        "canReject": "<boolean>",
        "createdAt": "<string>",
        "updatedAt": "<string>"
      }
    }
  }
}
POST
/
public
/
v1
/
submit
/
init_fiat_on_ramp

Authorizations

​
X-Stamp
string
required
Cryptographically signed (stamped) request to be passed in as a header. For more info, see here.

Body

​
type
enum<string>
required
Enum options: ACTIVITY_TYPE_INIT_FIAT_ON_RAMP
​
timestampMs
string
required
Timestamp (in milliseconds) of the request, used to verify liveness of user requests.
​
organizationId
string
required
Unique identifier for a given Organization.
​
parameters
object
required

The parameters object containing the specific intent data for this activity.

Response

A successful response returns the following fields:
​
activity
object
required
The activity object containing type, intent, and result
curl --request POST \
  --url https://api.turnkey.com/public/v1/submit/init_fiat_on_ramp \
  --header 'Accept: application/json' \
  --header 'Content-Type: application/json' \
  --header "X-Stamp: <string> (see Authorizations)" \
  --data '{
    "type": "ACTIVITY_TYPE_INIT_FIAT_ON_RAMP",
    "timestampMs": "<string> (e.g. 1746736509954)",
    "organizationId": "<string> (Your Organization ID)",
    "parameters": {
        "onrampProvider": "<FIAT_ON_RAMP_PROVIDER_COINBASE>",
        "walletAddress": "<string>",
        "network": "<FIAT_ON_RAMP_BLOCKCHAIN_NETWORK_BITCOIN>",
        "cryptoCurrencyCode": "<FIAT_ON_RAMP_CRYPTO_CURRENCY_BTC>",
        "fiatCurrencyCode": "<FIAT_ON_RAMP_CURRENCY_AUD>",
        "fiatCurrencyAmount": "<string>",
        "paymentMethod": "<FIAT_ON_RAMP_PAYMENT_METHOD_CREDIT_DEBIT_CARD>",
        "countryCode": "<string>",
        "countrySubdivisionCode": "<string>",
        "sandboxMode": "<boolean>"
    }
}'

{
  "activity": {
    "id": "<activity-id>",
    "status": "ACTIVITY_STATUS_COMPLETED",
    "type": "ACTIVITY_TYPE_INIT_FIAT_ON_RAMP",
    "organizationId": "<organization-id>",
    "timestampMs": "<timestamp> (e.g. 1746736509954)",
    "result": {
      "activity": {
        "id": "<string>",
        "organizationId": "<string>",
        "status": "<string>",
        "type": "<string>",
        "intent": {
          "initFiatOnRampIntent": {
            "onrampProvider": "<FIAT_ON_RAMP_PROVIDER_COINBASE>",
            "walletAddress": "<string>",
            "network": "<FIAT_ON_RAMP_BLOCKCHAIN_NETWORK_BITCOIN>",
            "cryptoCurrencyCode": "<FIAT_ON_RAMP_CRYPTO_CURRENCY_BTC>",
            "fiatCurrencyCode": "<FIAT_ON_RAMP_CURRENCY_AUD>",
            "fiatCurrencyAmount": "<string>",
            "paymentMethod": "<FIAT_ON_RAMP_PAYMENT_METHOD_CREDIT_DEBIT_CARD>",
            "countryCode": "<string>",
            "countrySubdivisionCode": "<string>",
            "sandboxMode": "<boolean>"
          }
        },
        "result": {
          "initFiatOnRampResult": {
            "onRampUrl": "<string>",
            "onRampTransactionId": "<string>"
          }
        },
        "votes": "<array>",
        "fingerprint": "<string>",
        "canApprove": "<boolean>",
        "canReject": "<boolean>",
        "createdAt": "<string>",
        "updatedAt": "<string>"
      }
    }
  }
}