Transaction not yet indexed

5u21KAw7S3egJ9xpPsJFsYwuEEhySJYhohjDhg8CvimY1CRRcFYuSwf2dMJUwviVrF38eNVFDfHdf2aBj2iWt9Z8

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