Transaction not yet indexed

21NMPfB5Na4n3DgyrtzxHmSAf2TJGuewcfocDZLN2urxEqZ4eN7bACq4ByrFXhku8Tk68XBm5fVjRuJkyZ1Pb7xA

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