Transaction not yet indexed

MFFfC8rUpaCD2kzwgmwDKvK9x7tsfV9mYa5SgeGAYfdzjDXmjtSrtHBeBjjfkNki9tFbGaCMp3GAaYZitNkTrmA

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