Transaction not yet indexed

pmpLEUWW9YKZHDqEEuXu6NygCpCVtNEqFmeYSkEeNSDPoKCXTEdNBdTzP3v6eH52oYAPqLzYKvQLrVVPGbQJn87

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