Transaction not yet indexed

4Xx21ZBEBKbvEPtdWS9zewEaZDvcDdzJpmGKeQw7bvSYDGDiZ4uf44x4zTcH8k9Wa6BFSFYudBGSkQAWfSHNmNp1

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