Transaction not yet indexed

4SfZ21hftGcVnDAMTBjbSCaTaRdP5PPPDKUKeQYmVrKConYMrE1a9C41hH1eNMwEJx3AtK8G989ww9TSxS4cMuMz

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