Bridge Quote

{
  "amount": 100000,
  "originNetworkId": "1f2e3d4c-5b6a-7988-9a0b-c1d2e3f4a5b6",
  "destinationNetworkId": "9b2e6a1f-3c4d-4e5f-8a7b-1c2d3e4f5a6b",
  "destinationAddress": "0x8Ba1f109551bD432803012645Ac136ddd64DBA72"
}

curl -X POST "https://api.cngn.co/v1/api/bridge-quote" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "content": "<base64 AES-256-CBC ciphertext of the plain body>",
    "iv": "<base64 16-byte IV>"
  }'

{
  "status": 200,
  "message": "Swap quote fetched successfully",
  "data": {
    "amountReceivable": "99750.00",
    "networkFee": "150.00",
    "bridgeFee": "100.00"
  }
}

{
  "status": false,
  "message": "Permission denied"
}

POST

api

bridge-quote

{
  "amount": 100000,
  "originNetworkId": "1f2e3d4c-5b6a-7988-9a0b-c1d2e3f4a5b6",
  "destinationNetworkId": "9b2e6a1f-3c4d-4e5f-8a7b-1c2d3e4f5a6b",
  "destinationAddress": "0x8Ba1f109551bD432803012645Ac136ddd64DBA72"
}

curl -X POST "https://api.cngn.co/v1/api/bridge-quote" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "content": "<base64 AES-256-CBC ciphertext of the plain body>",
    "iv": "<base64 16-byte IV>"
  }'

{
  "status": 200,
  "message": "Swap quote fetched successfully",
  "data": {
    "amountReceivable": "99750.00",
    "networkFee": "150.00",
    "bridgeFee": "100.00"
  }
}

{
  "status": false,
  "message": "Permission denied"
}

Returns the amount you would receive and the fees charged for a bridge, before you commit to it with Bridge.

Requires the Swap permission. The request body must be encrypted.

Body parameters (plain payload, pre-encryption)

number

required

Amount of cNGN you intend to bridge.

string

required

Network ID you are bridging from. See Get Networks.

string

required

Network ID you are bridging to.

string

required

Wallet address that would receive cNGN on the destination network.

Response (decrypted `data`)

string

Amount of cNGN that will arrive at the destination after fees.

string

On-chain network fee for the bridge.

string

cNGN bridging service fee.

{
  "amount": 100000,
  "originNetworkId": "1f2e3d4c-5b6a-7988-9a0b-c1d2e3f4a5b6",
  "destinationNetworkId": "9b2e6a1f-3c4d-4e5f-8a7b-1c2d3e4f5a6b",
  "destinationAddress": "0x8Ba1f109551bD432803012645Ac136ddd64DBA72"
}

curl -X POST "https://api.cngn.co/v1/api/bridge-quote" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "content": "<base64 AES-256-CBC ciphertext of the plain body>",
    "iv": "<base64 16-byte IV>"
  }'

{
  "status": 200,
  "message": "Swap quote fetched successfully",
  "data": {
    "amountReceivable": "99750.00",
    "networkFee": "150.00",
    "bridgeFee": "100.00"
  }
}

{
  "status": false,
  "message": "Permission denied"
}

Verify Withdrawal Bridge

Overview

Wallet

Deposits

Redemptions

On-Chain Transfers

Address Whitelisting

Body parameters (plain payload, pre-encryption)

Response (decrypted `data`)

​Body parameters (plain payload, pre-encryption)

​Response (decrypted data)

Body parameters (plain payload, pre-encryption)

Response (decrypted `data`)