Transaction not yet indexed

MkQuDWm77mABDrRBJNWMeeoKXCw7Mj3w6yeN6hEv3BkVtZTzML8cLrwunmcj1jDWL2dZ4edVoWF6tiwyAFB5FX7

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