Transaction not yet indexed

MMpgbFpLcp6DrbTNDJ34QjuRU66yy5CdNtRPMjKyHcWJFftLpgSmg1U8XNRp3Bn9bBuUJ7t7zi1TS2xDMVvrfFA

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