Transaction not yet indexed

KLn2KceK2Pi2mANYYUsMpPrytD14dy8GrgRDM7bdqdTMJW7nDEzfdGmxF6WLc2Hjb5Js5FXSFs4Xq2pULMNJJ52

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