Transaction not yet indexed

21Ai5P34nAxmLNDbSMNvMrrCq3tjPEXbewGdEPueL82FtJEfqToLUtVC7dnBbqMxZ9srH9Z2o8MTtSo7fLvbjAUR

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.