Transaction not yet indexed

WkAkqoU6Bb5UHxYLhmsioG9zFTfeMTCbGcaUooht2K4GqGA8vSRETmqufQsRBkPma5UfmMbnMxXNmcgQwo9ffa7

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