Transaction not yet indexed

21EREfkDRYgJ1rVrxUEcQrbQqZtPb2WtK7ff98mMVuPpobGtfbsggrM7b8QAL5X1rYJZ6J2mTG2dS2mrpLSvKLBW

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