Transaction not yet indexed

621z8dfRmU8ckGddeshb9UaTnaVZZ99uEhRMEfEeweLcUPf6W28xbUTG3uap1QG6y4ALBe3E7P1EWquUsHH5br3b

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