Transaction not yet indexed

5NBCsU2Gofn5WtYkumPmtt7TGY171kRBgxNREHVLUm4E3DdV4e4ggTbCZcEqkccqitNcUT88Fq3cUgnRoHtAuf2

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