Transaction not yet indexed

T21a6zw9Pzz9JVnmJCrEqGu37pxSUH15J2aCSk7ffHtnuVKXDc5br9VCaRes69V3FB1sDWAgPrxFBTN4sPPGE4E

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