Transaction not yet indexed

PxULzpYcUVjoW4LS4agAxF82usrkkXNmf8H1bfurPi9S1nbfiU5LrXS4ixy3Kq9G2sNQKNtUjqRBMSHaZ1iT621

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