Transaction not yet indexed

AMRKtPf3ffqd7rAQ1tXV2w4Y6Pfvf5huVraZdtUEUVtuWAzJnzR4f3kLEu6JtjCLpDjYuAVf8NbbMadYjViWpSi

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