Transaction not yet indexed

nt12ssVC8ABMytdif8cyJkr1CRSWbqqNPU7sNGW4Pw4sfR6mTzRSXyp9xPTbLB1cn7E6HxtwfG8bS9t6zHyRJ3j

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