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POST
/
contracts
/
exchanger
/
exchangeToCredits
Exchange the supported stablecoin to Based Credits
curl --request POST \
  --url https://mainnet.base.org/contracts/exchanger/exchangeToCredits \
  --header 'Content-Type: application/json' \
  --data '{
  "amount": "1000000000000000000"
}'
{
  "transactionHash": "0x1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef",
  "blockNumber": 12345678,
  "gasUsed": "21000",
  "events": [
    {
      "name": "<string>",
      "args": {}
    }
  ]
}
This is a smart contract write function. The curl example shown is for illustration. To call this function, use web3 libraries (ethers.js, viem, web3.py) or JSON-RPC directly.

Body

application/json
​
amount
string
required

Amount of tokens to exchange (in wei/smallest unit)

Example:

"1000000000000000000"

Response

Exchange successful

​
transactionHash
string

Transaction hash

Example:

"0x1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef"

​
blockNumber
integer

Block number where transaction was mined

Example:

12345678

​
gasUsed
string

Gas used for the transaction

Example:

"21000"

​
events
object[]
⌘I