Transaction not yet indexed

21mgdCTRmPjnPaAFNi4H7SqtQD73FHjykvB2LCS6yB7Lb18Nm5y8TpLLUnEQwmToiPFpNzWrXgsVMP7nnHJsCWmB

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