Transaction not yet indexed

MPkQhR68M9G1dE4h2c9v3hTGAprLYokBP6QYNqZXs6dFEyPDeX8xr8yHEaKDAWeYGJ8zKtVTSLPSULH5k5LgECo

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