Transaction not yet indexed

ykp6UgS3F47wauWWkXAWYEdd9LjTvQY2Pay9ftp6qDFMb6RaVkX9L2gkJtp9aizdA1SSLJFA12eMSL3Jkb7dVot

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