Transaction not yet indexed

21q4dpf6fnHdAMUApgqvvbJbfGhT1PB6Wvd3ijAPvBuBPSEsccHYnYaCsBCUM2HzuCLDmFv29hHGTgV4xM8Nghr5

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