Transaction not yet indexed

oM8uSUfByqPQRpNotBtTGnsBPXMLQ3eR5FAGuiTPJPYoAma6Gz6ycVnRbWYuTJ2rG5ePXp2tt8SpRst3BsHYjRP

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