ERC-4337 Account abstraction sponsor a transactions by setting the deposit on the Entry Point

erc-4337-deposit-to-entrypoint.ts

// sponsor the creation by setting the deposit on the Entry Point
const { request: depositRequest } = await baseMainnetClient.simulateContract({
  address: entrypoint.address,
  functionName: 'depositTo',
  abi: iEntryPointABI,
  args: [senderAddress],
  account: dummyAccount,
  value: parseEther('0.5'),
})
const depositHash = await walletClient.writeContract(depositRequest)
const depositReceipt = await baseMainnetClient.waitForTransactionReceipt({ hash: depositHash })
if (depositReceipt.status !== 'success') {
  throw new Error('Failed to deposit')
}