Transaction not yet indexed

MNDdSf6s5QtT94yueKoBCPV3ZJaCmYXtRtiHSNQ42nCq3jjnLFAPX9Pe5CqaT1FToR54SgTkx5DZrC4ArhmxUr6

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