Transaction not yet indexed

5UBVkS3khKavYbpPgfo4TZyii7dRG57Xg2gJ66SAHqzNvSxp8C39FF4zFbtMvUsBLXGKQAZVJZnBjqa3mY91JWt6

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