Transaction not yet indexed

21CpqkBysYnq3BJwZJqQjEGFwLXUn8cVH7QuaK7pF2pLJGDdNdVRELfujfAP6xLihKf4Vymz3Rgrs2M3GcqW6Udv

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