Skip to main content
Refunds a deposit made to a static deposit address back to a specified Bitcoin address for the SparkWallet.

​
Method Signature

async refundStaticDeposit({
  depositTransactionId,
  outputIndex,
  destinationAddress,
  fee,
  satsPerVbyteFee,
}: {
  depositTransactionId: string;
  outputIndex?: number;
  destinationAddress: string;
  fee?: number; // Deprecated: use satsPerVbyteFee
  satsPerVbyteFee?: number;
}): Promise<string>

​
Parameters

​
depositTransactionId
string
required
The transaction ID of the original deposit
​
outputIndex
number
The index of the output (auto-detected if not provided)
​
destinationAddress
string
required
The Bitcoin address to send the refund to
​
fee
number
Deprecated. Total fee in sats for the refund transaction. Use satsPerVbyteFee instead.
​
satsPerVbyteFee
number
The fee rate in sats per vbyte (must be less than 150)

​
Returns

​
txHex
string
required
The refund transaction as a hex string that needs to be broadcast

​
Example

const txHex = await wallet.refundStaticDeposit({
  depositTransactionId: "abc123...",
  destinationAddress: "bcrt1p...",
  satsPerVbyteFee: 10
});
console.log("Refund transaction:", txHex);