Transaction not yet indexed

ymSmA1Cb6GDc6bEmVyzmKGnHzRVbemt769eVt95mqqTLFb7JBk2hALKC4cDJZs3tnx5u2w6SQXiZLzDb5ajcbaJ

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