Transaction not yet indexed

mtubZ4UK3NCkwQswwd2m874AVcXRyWChHzrfvSNXcL5m78uwM2wP2ag2ZLGxuQYcYztrPLr6LQbX9Rct1nA3RhS

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