Transaction not yet indexed

21mn6gPRdQpNE1474iRZaieuQeaZn69vPZAxTnED4cZRRXcWZ4sMUMV2suyDYrsPUxToMiK5ZZe2fAznCEXLBbcC

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