Transaction not yet indexed

mPJ55ffDoYGaykJ3MFSUKHpC3dkBBLjrDzuwh5rkmoPfj7vj3NVmCgWn2oRv7mpZqLx5msKe81kF8ponPMuM8hZ

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