Transaction not yet indexed

641QEPNjNSQKU8kXUgWDyBPf8eWEWbaAPVAkFPKjfYKvo79DdQwbLGSKNa1rcSahHxA6ECqBrAMjWucHQLTvGPDK

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