Transaction not yet indexed

MmeTSt7FUTr3wbJgmAK9VbwuvKxEefpzHMVCHC2pDWkWmhhY3VVjpYohm9BHYRx7JdzBByGaKoWGTpQVxppPyS2

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