text: // next version number
  const version = 29
  import failTxsThat from './fail-tx'
  
  // time
  const seconds = 1000
  const minutes = 60 * seconds
  const hours = 60 * minutes
  const unacceptableDelay = 12 * hours
  
  /*
  
  normalizes txParams on unconfirmed txs
  
  */
  
  export default {
    version,
  
    migrate: failTxsThat(
      version,
      'Stuck in approved state for too long.',
      txMeta => {
        const isApproved = txMeta.status === 'approved'
        const createdTime = txMeta.submittedTime
        const now = Date.now()
        return isApproved && now - createdTime > unacceptableDelay
      }
    ),
  }
  