Transaction not yet indexed

MePbHw6N4Bqg3oHbEFyrd5pu3V7E14qvEL2uNU3GV7g2MpPabd4gdQxoYUo8aQomwTxYGXNwVCh9uhxq5z6HdVi

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