getPermissions

const permissions = getPermissions({
  permissions: [
    {
      type: 'erc20-token-transfer',
      data: {
        address: '0x1234...', // token address
        allowance: '0x1', // allowance
      },
    },
  ],
})
 
const session: Session = {
  ...permissions,
  sessionValidator: OWNABLE_VALIDATOR_ADDRESS,
  sessionValidatorInitData: encodeValidationData({
    threshold: 1,
    owners: [sessionOwner.address],
  }),
  salt: toHex(0),
  permitERC4337Paymaster: true,
}