Transaction not yet indexed

5Ka21EB4ZGMrsEgjgTWWYYVcbn3EMbchMPGcXa8HhNLSF3fnHY26ivmtirpATtx7b5piUsxCGgxmRT5TzZFkAKrG

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