Transaction not yet indexed

21M4X4b8uprg4sem8YghHHBHW3Y4rKFhUvC9G4Kitc5bSX3sDk7Wvc8Z2Kkk4B4e4qyVhAUDPip288MU2QWcYE8p

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