Transaction not yet indexed

21Ub4phJb4XavWJpa4QH8aDGGTfjEhnWBjT4J4FgzzyBma1EyNSvdjPTWMpUNYmEdazVMQS11o8VdbbZqABCMTEd

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