Transaction not yet indexed

21mc71SqRXSd1j9LSsDWSRZNXP5dUns53QRrL2YgC7v9RyKh5ouQAN3CgtvVQv4g8jPiTL7c6zrGd1PcC7ssKDKD

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