Transaction not yet indexed

n21WgSFDPDAm2aKnagVjGZeUfXeGiLjNkmaVecuSjsDrqc2GJFH2tAsP4q7m9ZfVCspppWeEym1H4LkHQ4H8LH6

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