Transaction not yet indexed

MmF6yc618PkniiK3q448chBC1QwHc2q4eJjC3SoJMeF7YSh8usoC7ZmL2Mmom9F6iRy6hNio6C4B4WiJhSVPeRK

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