Transaction not yet indexed

21NdN157s93amZoNZ1HmGc9rc5KZDpSYg8Q1Xnv6QFTiiMkt96iAM4rS8Akduk7W2Z2bLKz1Bi4uGEb9RwhnEXoF

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